Home / 26,789.48-36,967.68-15,459.45

Finding the Fourth Proportional to 26,789.48, 36,967.68 and 15,459.45

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Solution

The fourth proportional to 26,789.48, 36,967.68 and 15,459.45 is: 21,333.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,789.48 : 36,967.68 = 15,459.45 : x
  2. Step 2: Convert to fraction form
    26,789.48/36,967.68 = 15,459.45/x
  3. Step 3: Cross multiply
    26,789.48x = 36,967.68 × 15,459.45
  4. Step 4: Simplify right side
    26,789.48x = 571,500,000.58
  5. Step 5: Solve for x
    x = 571,500,000.58/26,789.48
  6. Step 6: Final answer
    x = 21,333.00

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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.