Home / 23,151.51-34,727.40-5,621.49

Finding the Fourth Proportional to 23,151.51, 34,727.40 and 5,621.49

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Solution

The fourth proportional to 23,151.51, 34,727.40 and 5,621.49 is: 8,432.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,151.51 : 34,727.40 = 5,621.49 : x
  2. Step 2: Convert to fraction form
    23,151.51/34,727.40 = 5,621.49/x
  3. Step 3: Cross multiply
    23,151.51x = 34,727.40 × 5,621.49
  4. Step 4: Simplify right side
    23,151.51x = 195,219,731.83
  5. Step 5: Solve for x
    x = 195,219,731.83/23,151.51
  6. Step 6: Final answer
    x = 8,432.27

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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.