Home / 55,621.04-76,695.54-35,445.98

Finding the Fourth Proportional to 55,621.04, 76,695.54 and 35,445.98

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Solution

The fourth proportional to 55,621.04, 76,695.54 and 35,445.98 is: 48,876.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,621.04 : 76,695.54 = 35,445.98 : x
  2. Step 2: Convert to fraction form
    55,621.04/76,695.54 = 35,445.98/x
  3. Step 3: Cross multiply
    55,621.04x = 76,695.54 × 35,445.98
  4. Step 4: Simplify right side
    55,621.04x = 2,718,548,576.93
  5. Step 5: Solve for x
    x = 2,718,548,576.93/55,621.04
  6. Step 6: Final answer
    x = 48,876.26

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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.