Home / 47,415.11-65,432.80-27,271.47

Finding the Fourth Proportional to 47,415.11, 65,432.80 and 27,271.47

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Solution

The fourth proportional to 47,415.11, 65,432.80 and 27,271.47 is: 37,634.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,415.11 : 65,432.80 = 27,271.47 : x
  2. Step 2: Convert to fraction form
    47,415.11/65,432.80 = 27,271.47/x
  3. Step 3: Cross multiply
    47,415.11x = 65,432.80 × 27,271.47
  4. Step 4: Simplify right side
    47,415.11x = 1,784,448,574.04
  5. Step 5: Solve for x
    x = 1,784,448,574.04/47,415.11
  6. Step 6: Final answer
    x = 37,634.60

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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.