Home / 32,724.24-45,154.53-18,381.33

Finding the Fourth Proportional to 32,724.24, 45,154.53 and 18,381.33

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Solution

The fourth proportional to 32,724.24, 45,154.53 and 18,381.33 is: 25,363.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,724.24 : 45,154.53 = 18,381.33 : x
  2. Step 2: Convert to fraction form
    32,724.24/45,154.53 = 18,381.33/x
  3. Step 3: Cross multiply
    32,724.24x = 45,154.53 × 18,381.33
  4. Step 4: Simplify right side
    32,724.24x = 830,000,316.92
  5. Step 5: Solve for x
    x = 830,000,316.92/32,724.24
  6. Step 6: Final answer
    x = 25,363.47

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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.