Home / 42,166.49-63,229.08-14,076.91

Finding the Fourth Proportional to 42,166.49, 63,229.08 and 14,076.91

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Solution

The fourth proportional to 42,166.49, 63,229.08 and 14,076.91 is: 21,108.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,166.49 : 63,229.08 = 14,076.91 : x
  2. Step 2: Convert to fraction form
    42,166.49/63,229.08 = 14,076.91/x
  3. Step 3: Cross multiply
    42,166.49x = 63,229.08 × 14,076.91
  4. Step 4: Simplify right side
    42,166.49x = 890,069,752.40
  5. Step 5: Solve for x
    x = 890,069,752.40/42,166.49
  6. Step 6: Final answer
    x = 21,108.46

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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.