Home / 18,565.47-25,614.16-11,014.18

Finding the Fourth Proportional to 18,565.47, 25,614.16 and 11,014.18

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Solution

The fourth proportional to 18,565.47, 25,614.16 and 11,014.18 is: 15,195.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,565.47 : 25,614.16 = 11,014.18 : x
  2. Step 2: Convert to fraction form
    18,565.47/25,614.16 = 11,014.18/x
  3. Step 3: Cross multiply
    18,565.47x = 25,614.16 × 11,014.18
  4. Step 4: Simplify right side
    18,565.47x = 282,118,877.22
  5. Step 5: Solve for x
    x = 282,118,877.22/18,565.47
  6. Step 6: Final answer
    x = 15,195.89

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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.