Home / 39,279.03-54,206.29-22,283.99

Finding the Fourth Proportional to 39,279.03, 54,206.29 and 22,283.99

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Solution

The fourth proportional to 39,279.03, 54,206.29 and 22,283.99 is: 30,752.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,279.03 : 54,206.29 = 22,283.99 : x
  2. Step 2: Convert to fraction form
    39,279.03/54,206.29 = 22,283.99/x
  3. Step 3: Cross multiply
    39,279.03x = 54,206.29 × 22,283.99
  4. Step 4: Simplify right side
    39,279.03x = 1,207,932,547.54
  5. Step 5: Solve for x
    x = 1,207,932,547.54/39,279.03
  6. Step 6: Final answer
    x = 30,752.60

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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.