Home / 42,116.69-63,158.94-14,031.36

Finding the Fourth Proportional to 42,116.69, 63,158.94 and 14,031.36

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Solution

The fourth proportional to 42,116.69, 63,158.94 and 14,031.36 is: 21,041.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,116.69 : 63,158.94 = 14,031.36 : x
  2. Step 2: Convert to fraction form
    42,116.69/63,158.94 = 14,031.36/x
  3. Step 3: Cross multiply
    42,116.69x = 63,158.94 × 14,031.36
  4. Step 4: Simplify right side
    42,116.69x = 886,205,824.36
  5. Step 5: Solve for x
    x = 886,205,824.36/42,116.69
  6. Step 6: Final answer
    x = 21,041.68

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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.