Home / 45,092.28-62,170.65-28,930.98

Finding the Fourth Proportional to 45,092.28, 62,170.65 and 28,930.98

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Solution

The fourth proportional to 45,092.28, 62,170.65 and 28,930.98 is: 39,888.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,092.28 : 62,170.65 = 28,930.98 : x
  2. Step 2: Convert to fraction form
    45,092.28/62,170.65 = 28,930.98/x
  3. Step 3: Cross multiply
    45,092.28x = 62,170.65 × 28,930.98
  4. Step 4: Simplify right side
    45,092.28x = 1,798,657,831.74
  5. Step 5: Solve for x
    x = 1,798,657,831.74/45,092.28
  6. Step 6: Final answer
    x = 39,888.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.