Home / 39,330.30-54,277.13-22,335.30

Finding the Fourth Proportional to 39,330.30, 54,277.13 and 22,335.30

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Solution

The fourth proportional to 39,330.30, 54,277.13 and 22,335.30 is: 30,823.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,330.30 : 54,277.13 = 22,335.30 : x
  2. Step 2: Convert to fraction form
    39,330.30/54,277.13 = 22,335.30/x
  3. Step 3: Cross multiply
    39,330.30x = 54,277.13 × 22,335.30
  4. Step 4: Simplify right side
    39,330.30x = 1,212,295,981.69
  5. Step 5: Solve for x
    x = 1,212,295,981.69/39,330.30
  6. Step 6: Final answer
    x = 30,823.46

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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.