Home / 19,341.67-26,691.55-10,958.17

Finding the Fourth Proportional to 19,341.67, 26,691.55 and 10,958.17

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Solution

The fourth proportional to 19,341.67, 26,691.55 and 10,958.17 is: 15,122.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,341.67 : 26,691.55 = 10,958.17 : x
  2. Step 2: Convert to fraction form
    19,341.67/26,691.55 = 10,958.17/x
  3. Step 3: Cross multiply
    19,341.67x = 26,691.55 × 10,958.17
  4. Step 4: Simplify right side
    19,341.67x = 292,490,542.46
  5. Step 5: Solve for x
    x = 292,490,542.46/19,341.67
  6. Step 6: Final answer
    x = 15,122.30

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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.