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Finding the Fourth Proportional to 17,907.03, 24,712.14 and 9,840.62

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Solution

The fourth proportional to 17,907.03, 24,712.14 and 9,840.62 is: 13,580.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,907.03 : 24,712.14 = 9,840.62 : x
  2. Step 2: Convert to fraction form
    17,907.03/24,712.14 = 9,840.62/x
  3. Step 3: Cross multiply
    17,907.03x = 24,712.14 × 9,840.62
  4. Step 4: Simplify right side
    17,907.03x = 243,182,752.95
  5. Step 5: Solve for x
    x = 243,182,752.95/17,907.03
  6. Step 6: Final answer
    x = 13,580.30

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.