Home / 32,864.27-45,350.12-20,112.17

Finding the Fourth Proportional to 32,864.27, 45,350.12 and 20,112.17

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Solution

The fourth proportional to 32,864.27, 45,350.12 and 20,112.17 is: 27,753.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,864.27 : 45,350.12 = 20,112.17 : x
  2. Step 2: Convert to fraction form
    32,864.27/45,350.12 = 20,112.17/x
  3. Step 3: Cross multiply
    32,864.27x = 45,350.12 × 20,112.17
  4. Step 4: Simplify right side
    32,864.27x = 912,089,146.49
  5. Step 5: Solve for x
    x = 912,089,146.49/32,864.27
  6. Step 6: Final answer
    x = 27,753.22

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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.