Home / 26,689.18-36,831.64-14,753.84

Finding the Fourth Proportional to 26,689.18, 36,831.64 and 14,753.84

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Solution

The fourth proportional to 26,689.18, 36,831.64 and 14,753.84 is: 20,360.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,689.18 : 36,831.64 = 14,753.84 : x
  2. Step 2: Convert to fraction form
    26,689.18/36,831.64 = 14,753.84/x
  3. Step 3: Cross multiply
    26,689.18x = 36,831.64 × 14,753.84
  4. Step 4: Simplify right side
    26,689.18x = 543,408,123.50
  5. Step 5: Solve for x
    x = 543,408,123.50/26,689.18
  6. Step 6: Final answer
    x = 20,360.62

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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.