Home / 18,239.04-25,173-17,407.92

Finding the Fourth Proportional to 18,239.04, 25,173 and 17,407.92

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Solution

The fourth proportional to 18,239.04, 25,173 and 17,407.92 is: 24,025.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,239.04 : 25,173 = 17,407.92 : x
  2. Step 2: Convert to fraction form
    18,239.04/25,173 = 17,407.92/x
  3. Step 3: Cross multiply
    18,239.04x = 25,173 × 17,407.92
  4. Step 4: Simplify right side
    18,239.04x = 438,209,570.16
  5. Step 5: Solve for x
    x = 438,209,570.16/18,239.04
  6. Step 6: Final answer
    x = 24,025.91

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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.