Home / 25,141.76-34,689.28-16,752.64

Finding the Fourth Proportional to 25,141.76, 34,689.28 and 16,752.64

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Solution

The fourth proportional to 25,141.76, 34,689.28 and 16,752.64 is: 23,114.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,141.76 : 34,689.28 = 16,752.64 : x
  2. Step 2: Convert to fraction form
    25,141.76/34,689.28 = 16,752.64/x
  3. Step 3: Cross multiply
    25,141.76x = 34,689.28 × 16,752.64
  4. Step 4: Simplify right side
    25,141.76x = 581,137,019.70
  5. Step 5: Solve for x
    x = 581,137,019.70/25,141.76
  6. Step 6: Final answer
    x = 23,114.41

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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.