Home / 34,560.97-47,681.10-20,216.22

Finding the Fourth Proportional to 34,560.97, 47,681.10 and 20,216.22

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Solution

The fourth proportional to 34,560.97, 47,681.10 and 20,216.22 is: 27,890.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,560.97 : 47,681.10 = 20,216.22 : x
  2. Step 2: Convert to fraction form
    34,560.97/47,681.10 = 20,216.22/x
  3. Step 3: Cross multiply
    34,560.97x = 47,681.10 × 20,216.22
  4. Step 4: Simplify right side
    34,560.97x = 963,931,607.44
  5. Step 5: Solve for x
    x = 963,931,607.44/34,560.97
  6. Step 6: Final answer
    x = 27,890.76

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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.