Home / 35,545.20-53,292.20-19,967.60

Finding the Fourth Proportional to 35,545.20, 53,292.20 and 19,967.60

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Solution

The fourth proportional to 35,545.20, 53,292.20 and 19,967.60 is: 29,937.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,545.20 : 53,292.20 = 19,967.60 : x
  2. Step 2: Convert to fraction form
    35,545.20/53,292.20 = 19,967.60/x
  3. Step 3: Cross multiply
    35,545.20x = 53,292.20 × 19,967.60
  4. Step 4: Simplify right side
    35,545.20x = 1,064,117,332.72
  5. Step 5: Solve for x
    x = 1,064,117,332.72/35,545.20
  6. Step 6: Final answer
    x = 29,937.02

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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.