Home / 42,326.08-63,417.66-25,635.76

Finding the Fourth Proportional to 42,326.08, 63,417.66 and 25,635.76

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Solution

The fourth proportional to 42,326.08, 63,417.66 and 25,635.76 is: 38,410.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,326.08 : 63,417.66 = 25,635.76 : x
  2. Step 2: Convert to fraction form
    42,326.08/63,417.66 = 25,635.76/x
  3. Step 3: Cross multiply
    42,326.08x = 63,417.66 × 25,635.76
  4. Step 4: Simplify right side
    42,326.08x = 1,625,759,911.52
  5. Step 5: Solve for x
    x = 1,625,759,911.52/42,326.08
  6. Step 6: Final answer
    x = 38,410.36

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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.