Home / 39,913.24-55,080.16-22,008.52

Finding the Fourth Proportional to 39,913.24, 55,080.16 and 22,008.52

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Solution

The fourth proportional to 39,913.24, 55,080.16 and 22,008.52 is: 30,371.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,913.24 : 55,080.16 = 22,008.52 : x
  2. Step 2: Convert to fraction form
    39,913.24/55,080.16 = 22,008.52/x
  3. Step 3: Cross multiply
    39,913.24x = 55,080.16 × 22,008.52
  4. Step 4: Simplify right side
    39,913.24x = 1,212,232,802.96
  5. Step 5: Solve for x
    x = 1,212,232,802.96/39,913.24
  6. Step 6: Final answer
    x = 30,371.70

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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.