Home / 52,143.52-72,017.42-35,347.36

Finding the Fourth Proportional to 52,143.52, 72,017.42 and 35,347.36

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Solution

The fourth proportional to 52,143.52, 72,017.42 and 35,347.36 is: 48,819.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,143.52 : 72,017.42 = 35,347.36 : x
  2. Step 2: Convert to fraction form
    52,143.52/72,017.42 = 35,347.36/x
  3. Step 3: Cross multiply
    52,143.52x = 72,017.42 × 35,347.36
  4. Step 4: Simplify right side
    52,143.52x = 2,545,625,671.01
  5. Step 5: Solve for x
    x = 2,545,625,671.01/52,143.52
  6. Step 6: Final answer
    x = 48,819.60

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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.