Home / 53,622.42-80,423.07-18,080.28

Finding the Fourth Proportional to 53,622.42, 80,423.07 and 18,080.28

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Solution

The fourth proportional to 53,622.42, 80,423.07 and 18,080.28 is: 27,116.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,622.42 : 80,423.07 = 18,080.28 : x
  2. Step 2: Convert to fraction form
    53,622.42/80,423.07 = 18,080.28/x
  3. Step 3: Cross multiply
    53,622.42x = 80,423.07 × 18,080.28
  4. Step 4: Simplify right side
    53,622.42x = 1,454,071,624.06
  5. Step 5: Solve for x
    x = 1,454,071,624.06/53,622.42
  6. Step 6: Final answer
    x = 27,116.86

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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.