Home / 32,857.70-45,344.56-18,322.22

Finding the Fourth Proportional to 32,857.70, 45,344.56 and 18,322.22

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Solution

The fourth proportional to 32,857.70, 45,344.56 and 18,322.22 is: 25,285.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,857.70 : 45,344.56 = 18,322.22 : x
  2. Step 2: Convert to fraction form
    32,857.70/45,344.56 = 18,322.22/x
  3. Step 3: Cross multiply
    32,857.70x = 45,344.56 × 18,322.22
  4. Step 4: Simplify right side
    32,857.70x = 830,812,844.96
  5. Step 5: Solve for x
    x = 830,812,844.96/32,857.70
  6. Step 6: Final answer
    x = 25,285.18

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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.