Home / 23,815.24-32,869.32-13,742.28

Finding the Fourth Proportional to 23,815.24, 32,869.32 and 13,742.28

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Solution

The fourth proportional to 23,815.24, 32,869.32 and 13,742.28 is: 18,966.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,815.24 : 32,869.32 = 13,742.28 : x
  2. Step 2: Convert to fraction form
    23,815.24/32,869.32 = 13,742.28/x
  3. Step 3: Cross multiply
    23,815.24x = 32,869.32 × 13,742.28
  4. Step 4: Simplify right side
    23,815.24x = 451,699,347.32
  5. Step 5: Solve for x
    x = 451,699,347.32/23,815.24
  6. Step 6: Final answer
    x = 18,966.82

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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.