Home / 47,382.04-65,386.20-27,238.40

Finding the Fourth Proportional to 47,382.04, 65,386.20 and 27,238.40

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Solution

The fourth proportional to 47,382.04, 65,386.20 and 27,238.40 is: 37,588.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,382.04 : 65,386.20 = 27,238.40 : x
  2. Step 2: Convert to fraction form
    47,382.04/65,386.20 = 27,238.40/x
  3. Step 3: Cross multiply
    47,382.04x = 65,386.20 × 27,238.40
  4. Step 4: Simplify right side
    47,382.04x = 1,781,015,470.08
  5. Step 5: Solve for x
    x = 1,781,015,470.08/47,382.04
  6. Step 6: Final answer
    x = 37,588.41

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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.