Home / 25,217.17-34,801.55-18,047.76

Finding the Fourth Proportional to 25,217.17, 34,801.55 and 18,047.76

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Solution

The fourth proportional to 25,217.17, 34,801.55 and 18,047.76 is: 24,907.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,217.17 : 34,801.55 = 18,047.76 : x
  2. Step 2: Convert to fraction form
    25,217.17/34,801.55 = 18,047.76/x
  3. Step 3: Cross multiply
    25,217.17x = 34,801.55 × 18,047.76
  4. Step 4: Simplify right side
    25,217.17x = 628,090,064.72
  5. Step 5: Solve for x
    x = 628,090,064.72/25,217.17
  6. Step 6: Final answer
    x = 24,907.24

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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.