Home / 26,669.16-40,026.78-10,264.68

Finding the Fourth Proportional to 26,669.16, 40,026.78 and 10,264.68

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Solution

The fourth proportional to 26,669.16, 40,026.78 and 10,264.68 is: 15,405.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,669.16 : 40,026.78 = 10,264.68 : x
  2. Step 2: Convert to fraction form
    26,669.16/40,026.78 = 10,264.68/x
  3. Step 3: Cross multiply
    26,669.16x = 40,026.78 × 10,264.68
  4. Step 4: Simplify right side
    26,669.16x = 410,862,088.13
  5. Step 5: Solve for x
    x = 410,862,088.13/26,669.16
  6. Step 6: Final answer
    x = 15,405.89

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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.