Home / 55,695.10-83,542.45-13,574.70

Finding the Fourth Proportional to 55,695.10, 83,542.45 and 13,574.70

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Solution

The fourth proportional to 55,695.10, 83,542.45 and 13,574.70 is: 20,362.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,695.10 : 83,542.45 = 13,574.70 : x
  2. Step 2: Convert to fraction form
    55,695.10/83,542.45 = 13,574.70/x
  3. Step 3: Cross multiply
    55,695.10x = 83,542.45 × 13,574.70
  4. Step 4: Simplify right side
    55,695.10x = 1,134,063,696.02
  5. Step 5: Solve for x
    x = 1,134,063,696.02/55,695.10
  6. Step 6: Final answer
    x = 20,362.00

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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.