Home / 39,988.32-55,143.04-24,069.60

Finding the Fourth Proportional to 39,988.32, 55,143.04 and 24,069.60

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Solution

The fourth proportional to 39,988.32, 55,143.04 and 24,069.60 is: 33,191.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,988.32 : 55,143.04 = 24,069.60 : x
  2. Step 2: Convert to fraction form
    39,988.32/55,143.04 = 24,069.60/x
  3. Step 3: Cross multiply
    39,988.32x = 55,143.04 × 24,069.60
  4. Step 4: Simplify right side
    39,988.32x = 1,327,270,915.58
  5. Step 5: Solve for x
    x = 1,327,270,915.58/39,988.32
  6. Step 6: Final answer
    x = 33,191.46

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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.