Home / 15,921.60-23,882.40-14,949.60

Finding the Fourth Proportional to 15,921.60, 23,882.40 and 14,949.60

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Solution

The fourth proportional to 15,921.60, 23,882.40 and 14,949.60 is: 22,424.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,921.60 : 23,882.40 = 14,949.60 : x
  2. Step 2: Convert to fraction form
    15,921.60/23,882.40 = 14,949.60/x
  3. Step 3: Cross multiply
    15,921.60x = 23,882.40 × 14,949.60
  4. Step 4: Simplify right side
    15,921.60x = 357,032,327.04
  5. Step 5: Solve for x
    x = 357,032,327.04/15,921.60
  6. Step 6: Final answer
    x = 22,424.40

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1.5x scale

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.