Home / 26,126.24-36,059.44-15,521.76

Finding the Fourth Proportional to 26,126.24, 36,059.44 and 15,521.76

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Solution

The fourth proportional to 26,126.24, 36,059.44 and 15,521.76 is: 21,423.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,126.24 : 36,059.44 = 15,521.76 : x
  2. Step 2: Convert to fraction form
    26,126.24/36,059.44 = 15,521.76/x
  3. Step 3: Cross multiply
    26,126.24x = 36,059.44 × 15,521.76
  4. Step 4: Simplify right side
    26,126.24x = 559,705,973.41
  5. Step 5: Solve for x
    x = 559,705,973.41/26,126.24
  6. Step 6: Final answer
    x = 21,423.14

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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.