Home / 25,925.04-38,892.60-10,342.80

Finding the Fourth Proportional to 25,925.04, 38,892.60 and 10,342.80

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Solution

The fourth proportional to 25,925.04, 38,892.60 and 10,342.80 is: 15,516.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,925.04 : 38,892.60 = 10,342.80 : x
  2. Step 2: Convert to fraction form
    25,925.04/38,892.60 = 10,342.80/x
  3. Step 3: Cross multiply
    25,925.04x = 38,892.60 × 10,342.80
  4. Step 4: Simplify right side
    25,925.04x = 402,258,383.28
  5. Step 5: Solve for x
    x = 402,258,383.28/25,925.04
  6. Step 6: Final answer
    x = 15,516.21

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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.