Home / 41,140.20-61,703.70-14,831.40

Finding the Fourth Proportional to 41,140.20, 61,703.70 and 14,831.40

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Solution

The fourth proportional to 41,140.20, 61,703.70 and 14,831.40 is: 22,244.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,140.20 : 61,703.70 = 14,831.40 : x
  2. Step 2: Convert to fraction form
    41,140.20/61,703.70 = 14,831.40/x
  3. Step 3: Cross multiply
    41,140.20x = 61,703.70 × 14,831.40
  4. Step 4: Simplify right side
    41,140.20x = 915,152,256.18
  5. Step 5: Solve for x
    x = 915,152,256.18/41,140.20
  6. Step 6: Final answer
    x = 22,244.72

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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.