Home / 17,386.32-24,004.17-13,400.04

Finding the Fourth Proportional to 17,386.32, 24,004.17 and 13,400.04

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Solution

The fourth proportional to 17,386.32, 24,004.17 and 13,400.04 is: 18,500.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,386.32 : 24,004.17 = 13,400.04 : x
  2. Step 2: Convert to fraction form
    17,386.32/24,004.17 = 13,400.04/x
  3. Step 3: Cross multiply
    17,386.32x = 24,004.17 × 13,400.04
  4. Step 4: Simplify right side
    17,386.32x = 321,656,838.17
  5. Step 5: Solve for x
    x = 321,656,838.17/17,386.32
  6. Step 6: Final answer
    x = 18,500.57

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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.