Home / 18,532.07-25,547.42-11,446.19

Finding the Fourth Proportional to 18,532.07, 25,547.42 and 11,446.19

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Solution

The fourth proportional to 18,532.07, 25,547.42 and 11,446.19 is: 15,779.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,532.07 : 25,547.42 = 11,446.19 : x
  2. Step 2: Convert to fraction form
    18,532.07/25,547.42 = 11,446.19/x
  3. Step 3: Cross multiply
    18,532.07x = 25,547.42 × 11,446.19
  4. Step 4: Simplify right side
    18,532.07x = 292,420,524.21
  5. Step 5: Solve for x
    x = 292,420,524.21/18,532.07
  6. Step 6: Final answer
    x = 15,779.17

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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.