Home / 52,282.40-72,150.17-28,409.07

Finding the Fourth Proportional to 52,282.40, 72,150.17 and 28,409.07

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Solution

The fourth proportional to 52,282.40, 72,150.17 and 28,409.07 is: 39,204.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,282.40 : 72,150.17 = 28,409.07 : x
  2. Step 2: Convert to fraction form
    52,282.40/72,150.17 = 28,409.07/x
  3. Step 3: Cross multiply
    52,282.40x = 72,150.17 × 28,409.07
  4. Step 4: Simplify right side
    52,282.40x = 2,049,719,478.41
  5. Step 5: Solve for x
    x = 2,049,719,478.41/52,282.40
  6. Step 6: Final answer
    x = 39,204.77

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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.