Home / 39,283.18-54,212.01-22,288.13

Finding the Fourth Proportional to 39,283.18, 54,212.01 and 22,288.13

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Solution

The fourth proportional to 39,283.18, 54,212.01 and 22,288.13 is: 30,758.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,283.18 : 54,212.01 = 22,288.13 : x
  2. Step 2: Convert to fraction form
    39,283.18/54,212.01 = 22,288.13/x
  3. Step 3: Cross multiply
    39,283.18x = 54,212.01 × 22,288.13
  4. Step 4: Simplify right side
    39,283.18x = 1,208,284,605.41
  5. Step 5: Solve for x
    x = 1,208,284,605.41/39,283.18
  6. Step 6: Final answer
    x = 30,758.32

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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.