Home / 26,690.85-36,831.76-14,753.47

Finding the Fourth Proportional to 26,690.85, 36,831.76 and 14,753.47

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Solution

The fourth proportional to 26,690.85, 36,831.76 and 14,753.47 is: 20,358.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,690.85 : 36,831.76 = 14,753.47 : x
  2. Step 2: Convert to fraction form
    26,690.85/36,831.76 = 14,753.47/x
  3. Step 3: Cross multiply
    26,690.85x = 36,831.76 × 14,753.47
  4. Step 4: Simplify right side
    26,690.85x = 543,396,266.21
  5. Step 5: Solve for x
    x = 543,396,266.21/26,690.85
  6. Step 6: Final answer
    x = 20,358.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.