Home / 42,103.29-63,147.75-14,020.16

Finding the Fourth Proportional to 42,103.29, 63,147.75 and 14,020.16

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Solution

The fourth proportional to 42,103.29, 63,147.75 and 14,020.16 is: 21,027.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,103.29 : 63,147.75 = 14,020.16 : x
  2. Step 2: Convert to fraction form
    42,103.29/63,147.75 = 14,020.16/x
  3. Step 3: Cross multiply
    42,103.29x = 63,147.75 × 14,020.16
  4. Step 4: Simplify right side
    42,103.29x = 885,341,558.64
  5. Step 5: Solve for x
    x = 885,341,558.64/42,103.29
  6. Step 6: Final answer
    x = 21,027.85

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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.