Home / 42,258.94-63,401.68-25,411.35

Finding the Fourth Proportional to 42,258.94, 63,401.68 and 25,411.35

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Solution

The fourth proportional to 42,258.94, 63,401.68 and 25,411.35 is: 38,124.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,258.94 : 63,401.68 = 25,411.35 : x
  2. Step 2: Convert to fraction form
    42,258.94/63,401.68 = 25,411.35/x
  3. Step 3: Cross multiply
    42,258.94x = 63,401.68 × 25,411.35
  4. Step 4: Simplify right side
    42,258.94x = 1,611,121,837.00
  5. Step 5: Solve for x
    x = 1,611,121,837.00/42,258.94
  6. Step 6: Final answer
    x = 38,124.99

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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.