Home / 35,545.66-53,323.96-13,360.60

Finding the Fourth Proportional to 35,545.66, 53,323.96 and 13,360.60

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Solution

The fourth proportional to 35,545.66, 53,323.96 and 13,360.60 is: 20,042.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,545.66 : 53,323.96 = 13,360.60 : x
  2. Step 2: Convert to fraction form
    35,545.66/53,323.96 = 13,360.60/x
  3. Step 3: Cross multiply
    35,545.66x = 53,323.96 × 13,360.60
  4. Step 4: Simplify right side
    35,545.66x = 712,439,839.54
  5. Step 5: Solve for x
    x = 712,439,839.54/35,545.66
  6. Step 6: Final answer
    x = 20,042.95

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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.