Home / 55,682.16-83,527.28-15,707.04

Finding the Fourth Proportional to 55,682.16, 83,527.28 and 15,707.04

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Solution

The fourth proportional to 55,682.16, 83,527.28 and 15,707.04 is: 23,561.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,682.16 : 83,527.28 = 15,707.04 : x
  2. Step 2: Convert to fraction form
    55,682.16/83,527.28 = 15,707.04/x
  3. Step 3: Cross multiply
    55,682.16x = 83,527.28 × 15,707.04
  4. Step 4: Simplify right side
    55,682.16x = 1,311,966,328.05
  5. Step 5: Solve for x
    x = 1,311,966,328.05/55,682.16
  6. Step 6: Final answer
    x = 23,561.70

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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.