Home / 51,622.43-77,433.65-14,186.46

Finding the Fourth Proportional to 51,622.43, 77,433.65 and 14,186.46

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Solution

The fourth proportional to 51,622.43, 77,433.65 and 14,186.46 is: 21,279.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,622.43 : 77,433.65 = 14,186.46 : x
  2. Step 2: Convert to fraction form
    51,622.43/77,433.65 = 14,186.46/x
  3. Step 3: Cross multiply
    51,622.43x = 77,433.65 × 14,186.46
  4. Step 4: Simplify right side
    51,622.43x = 1,098,509,295.26
  5. Step 5: Solve for x
    x = 1,098,509,295.26/51,622.43
  6. Step 6: Final answer
    x = 21,279.69

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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.