Home / 42,353.64-63,520.16-14,266.44

Finding the Fourth Proportional to 42,353.64, 63,520.16 and 14,266.44

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Solution

The fourth proportional to 42,353.64, 63,520.16 and 14,266.44 is: 21,396.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,353.64 : 63,520.16 = 14,266.44 : x
  2. Step 2: Convert to fraction form
    42,353.64/63,520.16 = 14,266.44/x
  3. Step 3: Cross multiply
    42,353.64x = 63,520.16 × 14,266.44
  4. Step 4: Simplify right side
    42,353.64x = 906,206,551.43
  5. Step 5: Solve for x
    x = 906,206,551.43/42,353.64
  6. Step 6: Final answer
    x = 21,396.19

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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.