Home / 43,541.20-60,000.84-30,930.64

Finding the Fourth Proportional to 43,541.20, 60,000.84 and 30,930.64

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Solution

The fourth proportional to 43,541.20, 60,000.84 and 30,930.64 is: 42,623.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,541.20 : 60,000.84 = 30,930.64 : x
  2. Step 2: Convert to fraction form
    43,541.20/60,000.84 = 30,930.64/x
  3. Step 3: Cross multiply
    43,541.20x = 60,000.84 × 30,930.64
  4. Step 4: Simplify right side
    43,541.20x = 1,855,864,381.74
  5. Step 5: Solve for x
    x = 1,855,864,381.74/43,541.20
  6. Step 6: Final answer
    x = 42,623.18

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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.