Home / 52,812.20-72,853.61-35,810.70

Finding the Fourth Proportional to 52,812.20, 72,853.61 and 35,810.70

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Solution

The fourth proportional to 52,812.20, 72,853.61 and 35,810.70 is: 49,400.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,812.20 : 72,853.61 = 35,810.70 : x
  2. Step 2: Convert to fraction form
    52,812.20/72,853.61 = 35,810.70/x
  3. Step 3: Cross multiply
    52,812.20x = 72,853.61 × 35,810.70
  4. Step 4: Simplify right side
    52,812.20x = 2,608,938,592.57
  5. Step 5: Solve for x
    x = 2,608,938,592.57/52,812.20
  6. Step 6: Final answer
    x = 49,400.31

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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.