Home / 39,444.02-54,433.04-22,449.55

Finding the Fourth Proportional to 39,444.02, 54,433.04 and 22,449.55

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Solution

The fourth proportional to 39,444.02, 54,433.04 and 22,449.55 is: 30,980.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,444.02 : 54,433.04 = 22,449.55 : x
  2. Step 2: Convert to fraction form
    39,444.02/54,433.04 = 22,449.55/x
  3. Step 3: Cross multiply
    39,444.02x = 54,433.04 × 22,449.55
  4. Step 4: Simplify right side
    39,444.02x = 1,221,997,140.88
  5. Step 5: Solve for x
    x = 1,221,997,140.88/39,444.02
  6. Step 6: Final answer
    x = 30,980.55

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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.