Home / 45,972.18-63,448.50-28,077.48

Finding the Fourth Proportional to 45,972.18, 63,448.50 and 28,077.48

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Solution

The fourth proportional to 45,972.18, 63,448.50 and 28,077.48 is: 38,751.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,972.18 : 63,448.50 = 28,077.48 : x
  2. Step 2: Convert to fraction form
    45,972.18/63,448.50 = 28,077.48/x
  3. Step 3: Cross multiply
    45,972.18x = 63,448.50 × 28,077.48
  4. Step 4: Simplify right side
    45,972.18x = 1,781,473,989.78
  5. Step 5: Solve for x
    x = 1,781,473,989.78/45,972.18
  6. Step 6: Final answer
    x = 38,751.13

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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.