Home / 45,573.97-62,875.46-28,345.20

Finding the Fourth Proportional to 45,573.97, 62,875.46 and 28,345.20

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Solution

The fourth proportional to 45,573.97, 62,875.46 and 28,345.20 is: 39,106.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,573.97 : 62,875.46 = 28,345.20 : x
  2. Step 2: Convert to fraction form
    45,573.97/62,875.46 = 28,345.20/x
  3. Step 3: Cross multiply
    45,573.97x = 62,875.46 × 28,345.20
  4. Step 4: Simplify right side
    45,573.97x = 1,782,217,559.66
  5. Step 5: Solve for x
    x = 1,782,217,559.66/45,573.97
  6. Step 6: Final answer
    x = 39,106.04

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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.