Home / 58,621.64-80,889.18-33,121.22

Finding the Fourth Proportional to 58,621.64, 80,889.18 and 33,121.22

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Solution

The fourth proportional to 58,621.64, 80,889.18 and 33,121.22 is: 45,702.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,621.64 : 80,889.18 = 33,121.22 : x
  2. Step 2: Convert to fraction form
    58,621.64/80,889.18 = 33,121.22/x
  3. Step 3: Cross multiply
    58,621.64x = 80,889.18 × 33,121.22
  4. Step 4: Simplify right side
    58,621.64x = 2,679,148,326.40
  5. Step 5: Solve for x
    x = 2,679,148,326.40/58,621.64
  6. Step 6: Final answer
    x = 45,702.38

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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.