Home / 25,284.96-37,892.16-19,712.88

Finding the Fourth Proportional to 25,284.96, 37,892.16 and 19,712.88

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Solution

The fourth proportional to 25,284.96, 37,892.16 and 19,712.88 is: 29,541.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,284.96 : 37,892.16 = 19,712.88 : x
  2. Step 2: Convert to fraction form
    25,284.96/37,892.16 = 19,712.88/x
  3. Step 3: Cross multiply
    25,284.96x = 37,892.16 × 19,712.88
  4. Step 4: Simplify right side
    25,284.96x = 746,963,603.02
  5. Step 5: Solve for x
    x = 746,963,603.02/25,284.96
  6. Step 6: Final answer
    x = 29,541.81

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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.