Home / 52,152.45-71,970.01-28,279.18

Finding the Fourth Proportional to 52,152.45, 71,970.01 and 28,279.18

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Solution

The fourth proportional to 52,152.45, 71,970.01 and 28,279.18 is: 39,025.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,152.45 : 71,970.01 = 28,279.18 : x
  2. Step 2: Convert to fraction form
    52,152.45/71,970.01 = 28,279.18/x
  3. Step 3: Cross multiply
    52,152.45x = 71,970.01 × 28,279.18
  4. Step 4: Simplify right side
    52,152.45x = 2,035,252,867.39
  5. Step 5: Solve for x
    x = 2,035,252,867.39/52,152.45
  6. Step 6: Final answer
    x = 39,025.07

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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.