Home / 32,621.98-48,931.38-19,120.66

Finding the Fourth Proportional to 32,621.98, 48,931.38 and 19,120.66

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Solution

The fourth proportional to 32,621.98, 48,931.38 and 19,120.66 is: 28,680.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,621.98 : 48,931.38 = 19,120.66 : x
  2. Step 2: Convert to fraction form
    32,621.98/48,931.38 = 19,120.66/x
  3. Step 3: Cross multiply
    32,621.98x = 48,931.38 × 19,120.66
  4. Step 4: Simplify right side
    32,621.98x = 935,600,280.31
  5. Step 5: Solve for x
    x = 935,600,280.31/32,621.98
  6. Step 6: Final answer
    x = 28,680.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.