Home / 39,084.40-53,952.60-27,921.52

Finding the Fourth Proportional to 39,084.40, 53,952.60 and 27,921.52

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Solution

The fourth proportional to 39,084.40, 53,952.60 and 27,921.52 is: 38,543.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,084.40 : 53,952.60 = 27,921.52 : x
  2. Step 2: Convert to fraction form
    39,084.40/53,952.60 = 27,921.52/x
  3. Step 3: Cross multiply
    39,084.40x = 53,952.60 × 27,921.52
  4. Step 4: Simplify right side
    39,084.40x = 1,506,438,599.95
  5. Step 5: Solve for x
    x = 1,506,438,599.95/39,084.40
  6. Step 6: Final answer
    x = 38,543.22

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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.