Home / 48,446.64-66,829.06-30,510.84

Finding the Fourth Proportional to 48,446.64, 66,829.06 and 30,510.84

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Solution

The fourth proportional to 48,446.64, 66,829.06 and 30,510.84 is: 42,087.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,446.64 : 66,829.06 = 30,510.84 : x
  2. Step 2: Convert to fraction form
    48,446.64/66,829.06 = 30,510.84/x
  3. Step 3: Cross multiply
    48,446.64x = 66,829.06 × 30,510.84
  4. Step 4: Simplify right side
    48,446.64x = 2,039,010,757.01
  5. Step 5: Solve for x
    x = 2,039,010,757.01/48,446.64
  6. Step 6: Final answer
    x = 42,087.76

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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.