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Finding the Fourth Proportional to 14,907.60, 22,335.80 and 9,710.80

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Solution

The fourth proportional to 14,907.60, 22,335.80 and 9,710.80 is: 14,549.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,907.60 : 22,335.80 = 9,710.80 : x
  2. Step 2: Convert to fraction form
    14,907.60/22,335.80 = 9,710.80/x
  3. Step 3: Cross multiply
    14,907.60x = 22,335.80 × 9,710.80
  4. Step 4: Simplify right side
    14,907.60x = 216,898,486.64
  5. Step 5: Solve for x
    x = 216,898,486.64/14,907.60
  6. Step 6: Final answer
    x = 14,549.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.