Home / 17,113.28-23,624.76-13,276.31

Finding the Fourth Proportional to 17,113.28, 23,624.76 and 13,276.31

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Solution

The fourth proportional to 17,113.28, 23,624.76 and 13,276.31 is: 18,327.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,113.28 : 23,624.76 = 13,276.31 : x
  2. Step 2: Convert to fraction form
    17,113.28/23,624.76 = 13,276.31/x
  3. Step 3: Cross multiply
    17,113.28x = 23,624.76 × 13,276.31
  4. Step 4: Simplify right side
    17,113.28x = 313,649,569.10
  5. Step 5: Solve for x
    x = 313,649,569.10/17,113.28
  6. Step 6: Final answer
    x = 18,327.85

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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.