Home / 26,428.50-36,471.33-15,256.98

Finding the Fourth Proportional to 26,428.50, 36,471.33 and 15,256.98

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Solution

The fourth proportional to 26,428.50, 36,471.33 and 15,256.98 is: 21,054.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,428.50 : 36,471.33 = 15,256.98 : x
  2. Step 2: Convert to fraction form
    26,428.50/36,471.33 = 15,256.98/x
  3. Step 3: Cross multiply
    26,428.50x = 36,471.33 × 15,256.98
  4. Step 4: Simplify right side
    26,428.50x = 556,442,352.38
  5. Step 5: Solve for x
    x = 556,442,352.38/26,428.50
  6. Step 6: Final answer
    x = 21,054.63

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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.