Home / 47,674.39-71,534.63-19,615.15

Finding the Fourth Proportional to 47,674.39, 71,534.63 and 19,615.15

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Solution

The fourth proportional to 47,674.39, 71,534.63 and 19,615.15 is: 29,432.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,674.39 : 71,534.63 = 19,615.15 : x
  2. Step 2: Convert to fraction form
    47,674.39/71,534.63 = 19,615.15/x
  3. Step 3: Cross multiply
    47,674.39x = 71,534.63 × 19,615.15
  4. Step 4: Simplify right side
    47,674.39x = 1,403,162,399.57
  5. Step 5: Solve for x
    x = 1,403,162,399.57/47,674.39
  6. Step 6: Final answer
    x = 29,432.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.