Home / 42,031.46-63,049.36-10,866.98

Finding the Fourth Proportional to 42,031.46, 63,049.36 and 10,866.98

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Solution

The fourth proportional to 42,031.46, 63,049.36 and 10,866.98 is: 16,301.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,031.46 : 63,049.36 = 10,866.98 : x
  2. Step 2: Convert to fraction form
    42,031.46/63,049.36 = 10,866.98/x
  3. Step 3: Cross multiply
    42,031.46x = 63,049.36 × 10,866.98
  4. Step 4: Simplify right side
    42,031.46x = 685,156,134.13
  5. Step 5: Solve for x
    x = 685,156,134.13/42,031.46
  6. Step 6: Final answer
    x = 16,301.03

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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.