Home / 42,630.46-63,950.63-14,169.96

Finding the Fourth Proportional to 42,630.46, 63,950.63 and 14,169.96

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Solution

The fourth proportional to 42,630.46, 63,950.63 and 14,169.96 is: 21,256.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,630.46 : 63,950.63 = 14,169.96 : x
  2. Step 2: Convert to fraction form
    42,630.46/63,950.63 = 14,169.96/x
  3. Step 3: Cross multiply
    42,630.46x = 63,950.63 × 14,169.96
  4. Step 4: Simplify right side
    42,630.46x = 906,177,877.93
  5. Step 5: Solve for x
    x = 906,177,877.93/42,630.46
  6. Step 6: Final answer
    x = 21,256.58

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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.