Home / 39,258.48-54,178.60-22,491.52

Finding the Fourth Proportional to 39,258.48, 54,178.60 and 22,491.52

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Solution

The fourth proportional to 39,258.48, 54,178.60 and 22,491.52 is: 31,039.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,258.48 : 54,178.60 = 22,491.52 : x
  2. Step 2: Convert to fraction form
    39,258.48/54,178.60 = 22,491.52/x
  3. Step 3: Cross multiply
    39,258.48x = 54,178.60 × 22,491.52
  4. Step 4: Simplify right side
    39,258.48x = 1,218,559,065.47
  5. Step 5: Solve for x
    x = 1,218,559,065.47/39,258.48
  6. Step 6: Final answer
    x = 31,039.38

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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.