Home / 42,302.41-63,453.76-10,712.46

Finding the Fourth Proportional to 42,302.41, 63,453.76 and 10,712.46

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Solution

The fourth proportional to 42,302.41, 63,453.76 and 10,712.46 is: 16,068.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,302.41 : 63,453.76 = 10,712.46 : x
  2. Step 2: Convert to fraction form
    42,302.41/63,453.76 = 10,712.46/x
  3. Step 3: Cross multiply
    42,302.41x = 63,453.76 × 10,712.46
  4. Step 4: Simplify right side
    42,302.41x = 679,745,720.09
  5. Step 5: Solve for x
    x = 679,745,720.09/42,302.41
  6. Step 6: Final answer
    x = 16,068.72

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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.