Home / 39,527.16-54,548.26-21,622.10

Finding the Fourth Proportional to 39,527.16, 54,548.26 and 21,622.10

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Solution

The fourth proportional to 39,527.16, 54,548.26 and 21,622.10 is: 29,838.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,527.16 : 54,548.26 = 21,622.10 : x
  2. Step 2: Convert to fraction form
    39,527.16/54,548.26 = 21,622.10/x
  3. Step 3: Cross multiply
    39,527.16x = 54,548.26 × 21,622.10
  4. Step 4: Simplify right side
    39,527.16x = 1,179,447,932.55
  5. Step 5: Solve for x
    x = 1,179,447,932.55/39,527.16
  6. Step 6: Final answer
    x = 29,838.92

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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.