Home / 26,437.40-39,578.19-23,156.90

Finding the Fourth Proportional to 26,437.40, 39,578.19 and 23,156.90

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Solution

The fourth proportional to 26,437.40, 39,578.19 and 23,156.90 is: 34,667.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,437.40 : 39,578.19 = 23,156.90 : x
  2. Step 2: Convert to fraction form
    26,437.40/39,578.19 = 23,156.90/x
  3. Step 3: Cross multiply
    26,437.40x = 39,578.19 × 23,156.90
  4. Step 4: Simplify right side
    26,437.40x = 916,508,051.70
  5. Step 5: Solve for x
    x = 916,508,051.70/26,437.40
  6. Step 6: Final answer
    x = 34,667.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.