Home / 26,235.16-39,149.81-23,431.68

Finding the Fourth Proportional to 26,235.16, 39,149.81 and 23,431.68

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Solution

The fourth proportional to 26,235.16, 39,149.81 and 23,431.68 is: 34,966.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,235.16 : 39,149.81 = 23,431.68 : x
  2. Step 2: Convert to fraction form
    26,235.16/39,149.81 = 23,431.68/x
  3. Step 3: Cross multiply
    26,235.16x = 39,149.81 × 23,431.68
  4. Step 4: Simplify right side
    26,235.16x = 917,345,819.98
  5. Step 5: Solve for x
    x = 917,345,819.98/26,235.16
  6. Step 6: Final answer
    x = 34,966.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.