Home / 47,549.64-71,325.27-17,981.40

Finding the Fourth Proportional to 47,549.64, 71,325.27 and 17,981.40

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Solution

The fourth proportional to 47,549.64, 71,325.27 and 17,981.40 is: 26,972.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,549.64 : 71,325.27 = 17,981.40 : x
  2. Step 2: Convert to fraction form
    47,549.64/71,325.27 = 17,981.40/x
  3. Step 3: Cross multiply
    47,549.64x = 71,325.27 × 17,981.40
  4. Step 4: Simplify right side
    47,549.64x = 1,282,528,209.98
  5. Step 5: Solve for x
    x = 1,282,528,209.98/47,549.64
  6. Step 6: Final answer
    x = 26,972.41

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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.