Home / 26,688.95-40,035.28-9,154.07

Finding the Fourth Proportional to 26,688.95, 40,035.28 and 9,154.07

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Solution

The fourth proportional to 26,688.95, 40,035.28 and 9,154.07 is: 13,731.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,688.95 : 40,035.28 = 9,154.07 : x
  2. Step 2: Convert to fraction form
    26,688.95/40,035.28 = 9,154.07/x
  3. Step 3: Cross multiply
    26,688.95x = 40,035.28 × 9,154.07
  4. Step 4: Simplify right side
    26,688.95x = 366,485,755.59
  5. Step 5: Solve for x
    x = 366,485,755.59/26,688.95
  6. Step 6: Final answer
    x = 13,731.74

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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.