Home / 39,995.68-60,010.80-22,439.20

Finding the Fourth Proportional to 39,995.68, 60,010.80 and 22,439.20

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Solution

The fourth proportional to 39,995.68, 60,010.80 and 22,439.20 is: 33,668.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,995.68 : 60,010.80 = 22,439.20 : x
  2. Step 2: Convert to fraction form
    39,995.68/60,010.80 = 22,439.20/x
  3. Step 3: Cross multiply
    39,995.68x = 60,010.80 × 22,439.20
  4. Step 4: Simplify right side
    39,995.68x = 1,346,594,343.36
  5. Step 5: Solve for x
    x = 1,346,594,343.36/39,995.68
  6. Step 6: Final answer
    x = 33,668.49

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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.