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Finding the Fourth Proportional to 17,848.65, 24,630.48 and 9,891.01

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Solution

The fourth proportional to 17,848.65, 24,630.48 and 9,891.01 is: 13,649.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,848.65 : 24,630.48 = 9,891.01 : x
  2. Step 2: Convert to fraction form
    17,848.65/24,630.48 = 9,891.01/x
  3. Step 3: Cross multiply
    17,848.65x = 24,630.48 × 9,891.01
  4. Step 4: Simplify right side
    17,848.65x = 243,620,354.77
  5. Step 5: Solve for x
    x = 243,620,354.77/17,848.65
  6. Step 6: Final answer
    x = 13,649.23

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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.