Home / 26,680.81-40,019.76-13,532.83

Finding the Fourth Proportional to 26,680.81, 40,019.76 and 13,532.83

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Solution

The fourth proportional to 26,680.81, 40,019.76 and 13,532.83 is: 20,298.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,680.81 : 40,019.76 = 13,532.83 : x
  2. Step 2: Convert to fraction form
    26,680.81/40,019.76 = 13,532.83/x
  3. Step 3: Cross multiply
    26,680.81x = 40,019.76 × 13,532.83
  4. Step 4: Simplify right side
    26,680.81x = 541,580,541.06
  5. Step 5: Solve for x
    x = 541,580,541.06/26,680.81
  6. Step 6: Final answer
    x = 20,298.51

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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.