Home / 26,966.93-40,443.91-13,812.53

Finding the Fourth Proportional to 26,966.93, 40,443.91 and 13,812.53

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Solution

The fourth proportional to 26,966.93, 40,443.91 and 13,812.53 is: 20,715.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,966.93 : 40,443.91 = 13,812.53 : x
  2. Step 2: Convert to fraction form
    26,966.93/40,443.91 = 13,812.53/x
  3. Step 3: Cross multiply
    26,966.93x = 40,443.91 × 13,812.53
  4. Step 4: Simplify right side
    26,966.93x = 558,632,483.44
  5. Step 5: Solve for x
    x = 558,632,483.44/26,966.93
  6. Step 6: Final answer
    x = 20,715.47

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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.