Home / 42,645.93-63,885.76-25,964.59

Finding the Fourth Proportional to 42,645.93, 63,885.76 and 25,964.59

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Solution

The fourth proportional to 42,645.93, 63,885.76 and 25,964.59 is: 38,896.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,645.93 : 63,885.76 = 25,964.59 : x
  2. Step 2: Convert to fraction form
    42,645.93/63,885.76 = 25,964.59/x
  3. Step 3: Cross multiply
    42,645.93x = 63,885.76 × 25,964.59
  4. Step 4: Simplify right side
    42,645.93x = 1,658,767,565.24
  5. Step 5: Solve for x
    x = 1,658,767,565.24/42,645.93
  6. Step 6: Final answer
    x = 38,896.27

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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.