Home / 26,459.58-36,517.59-15,281.58

Finding the Fourth Proportional to 26,459.58, 36,517.59 and 15,281.58

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Solution

The fourth proportional to 26,459.58, 36,517.59 and 15,281.58 is: 21,090.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,459.58 : 36,517.59 = 15,281.58 : x
  2. Step 2: Convert to fraction form
    26,459.58/36,517.59 = 15,281.58/x
  3. Step 3: Cross multiply
    26,459.58x = 36,517.59 × 15,281.58
  4. Step 4: Simplify right side
    26,459.58x = 558,046,472.99
  5. Step 5: Solve for x
    x = 558,046,472.99/26,459.58
  6. Step 6: Final answer
    x = 21,090.53

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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.