Home / 67,528.15-101,292.30-17,608.21

Finding the Fourth Proportional to 67,528.15, 101,292.30 and 17,608.21

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Solution

The fourth proportional to 67,528.15, 101,292.30 and 17,608.21 is: 26,412.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,528.15 : 101,292.30 = 17,608.21 : x
  2. Step 2: Convert to fraction form
    67,528.15/101,292.30 = 17,608.21/x
  3. Step 3: Cross multiply
    67,528.15x = 101,292.30 × 17,608.21
  4. Step 4: Simplify right side
    67,528.15x = 1,783,576,089.78
  5. Step 5: Solve for x
    x = 1,783,576,089.78/67,528.15
  6. Step 6: Final answer
    x = 26,412.33

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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.