Home / 19,459.56-26,854.85-11,508.60

Finding the Fourth Proportional to 19,459.56, 26,854.85 and 11,508.60

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Solution

The fourth proportional to 19,459.56, 26,854.85 and 11,508.60 is: 15,882.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,459.56 : 26,854.85 = 11,508.60 : x
  2. Step 2: Convert to fraction form
    19,459.56/26,854.85 = 11,508.60/x
  3. Step 3: Cross multiply
    19,459.56x = 26,854.85 × 11,508.60
  4. Step 4: Simplify right side
    19,459.56x = 309,061,534.89
  5. Step 5: Solve for x
    x = 309,061,534.89/19,459.56
  6. Step 6: Final answer
    x = 15,882.25

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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.