Home / 58,754.28-81,080.72-31,896.60

Finding the Fourth Proportional to 58,754.28, 81,080.72 and 31,896.60

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Solution

The fourth proportional to 58,754.28, 81,080.72 and 31,896.60 is: 44,017.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,754.28 : 81,080.72 = 31,896.60 : x
  2. Step 2: Convert to fraction form
    58,754.28/81,080.72 = 31,896.60/x
  3. Step 3: Cross multiply
    58,754.28x = 81,080.72 × 31,896.60
  4. Step 4: Simplify right side
    58,754.28x = 2,586,199,293.55
  5. Step 5: Solve for x
    x = 2,586,199,293.55/58,754.28
  6. Step 6: Final answer
    x = 44,017.21

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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.