Home / 66,926.13-100,398.45-22,565.57

Finding the Fourth Proportional to 66,926.13, 100,398.45 and 22,565.57

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Solution

The fourth proportional to 66,926.13, 100,398.45 and 22,565.57 is: 33,851.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,926.13 : 100,398.45 = 22,565.57 : x
  2. Step 2: Convert to fraction form
    66,926.13/100,398.45 = 22,565.57/x
  3. Step 3: Cross multiply
    66,926.13x = 100,398.45 × 22,565.57
  4. Step 4: Simplify right side
    66,926.13x = 2,265,547,749.37
  5. Step 5: Solve for x
    x = 2,265,547,749.37/66,926.13
  6. Step 6: Final answer
    x = 33,851.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.