Home / 39,029.40-53,859.38-22,034.28

Finding the Fourth Proportional to 39,029.40, 53,859.38 and 22,034.28

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Solution

The fourth proportional to 39,029.40, 53,859.38 and 22,034.28 is: 30,406.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,029.40 : 53,859.38 = 22,034.28 : x
  2. Step 2: Convert to fraction form
    39,029.40/53,859.38 = 22,034.28/x
  3. Step 3: Cross multiply
    39,029.40x = 53,859.38 × 22,034.28
  4. Step 4: Simplify right side
    39,029.40x = 1,186,752,659.55
  5. Step 5: Solve for x
    x = 1,186,752,659.55/39,029.40
  6. Step 6: Final answer
    x = 30,406.63

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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.