Home / 16,875.76-25,275.36-13,532.38

Finding the Fourth Proportional to 16,875.76, 25,275.36 and 13,532.38

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Solution

The fourth proportional to 16,875.76, 25,275.36 and 13,532.38 is: 20,267.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,875.76 : 25,275.36 = 13,532.38 : x
  2. Step 2: Convert to fraction form
    16,875.76/25,275.36 = 13,532.38/x
  3. Step 3: Cross multiply
    16,875.76x = 25,275.36 × 13,532.38
  4. Step 4: Simplify right side
    16,875.76x = 342,035,776.16
  5. Step 5: Solve for x
    x = 342,035,776.16/16,875.76
  6. Step 6: Final answer
    x = 20,267.87

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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.