Home / 42,335.71-63,506.00-12,750.46

Finding the Fourth Proportional to 42,335.71, 63,506.00 and 12,750.46

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Solution

The fourth proportional to 42,335.71, 63,506.00 and 12,750.46 is: 19,126.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,335.71 : 63,506.00 = 12,750.46 : x
  2. Step 2: Convert to fraction form
    42,335.71/63,506.00 = 12,750.46/x
  3. Step 3: Cross multiply
    42,335.71x = 63,506.00 × 12,750.46
  4. Step 4: Simplify right side
    42,335.71x = 809,730,649.01
  5. Step 5: Solve for x
    x = 809,730,649.01/42,335.71
  6. Step 6: Final answer
    x = 19,126.42

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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.