Home / 45,411.27-68,114.13-21,735.65

Finding the Fourth Proportional to 45,411.27, 68,114.13 and 21,735.65

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Solution

The fourth proportional to 45,411.27, 68,114.13 and 21,735.65 is: 32,602.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,411.27 : 68,114.13 = 21,735.65 : x
  2. Step 2: Convert to fraction form
    45,411.27/68,114.13 = 21,735.65/x
  3. Step 3: Cross multiply
    45,411.27x = 68,114.13 × 21,735.65
  4. Step 4: Simplify right side
    45,411.27x = 1,480,504,549.16
  5. Step 5: Solve for x
    x = 1,480,504,549.16/45,411.27
  6. Step 6: Final answer
    x = 32,602.14

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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.