Home / 42,348.37-63,506.40-14,260.88

Finding the Fourth Proportional to 42,348.37, 63,506.40 and 14,260.88

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Solution

The fourth proportional to 42,348.37, 63,506.40 and 14,260.88 is: 21,385.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,348.37 : 63,506.40 = 14,260.88 : x
  2. Step 2: Convert to fraction form
    42,348.37/63,506.40 = 14,260.88/x
  3. Step 3: Cross multiply
    42,348.37x = 63,506.40 × 14,260.88
  4. Step 4: Simplify right side
    42,348.37x = 905,656,897.70
  5. Step 5: Solve for x
    x = 905,656,897.70/42,348.37
  6. Step 6: Final answer
    x = 21,385.87

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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.