Home / 39,257.16-54,184.80-22,271.52

Finding the Fourth Proportional to 39,257.16, 54,184.80 and 22,271.52

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Solution

The fourth proportional to 39,257.16, 54,184.80 and 22,271.52 is: 30,740.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,257.16 : 54,184.80 = 22,271.52 : x
  2. Step 2: Convert to fraction form
    39,257.16/54,184.80 = 22,271.52/x
  3. Step 3: Cross multiply
    39,257.16x = 54,184.80 × 22,271.52
  4. Step 4: Simplify right side
    39,257.16x = 1,206,777,856.90
  5. Step 5: Solve for x
    x = 1,206,777,856.90/39,257.16
  6. Step 6: Final answer
    x = 30,740.32

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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.