Home / 39,937.35-55,113.69-22,032.28

Finding the Fourth Proportional to 39,937.35, 55,113.69 and 22,032.28

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Solution

The fourth proportional to 39,937.35, 55,113.69 and 22,032.28 is: 30,404.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,937.35 : 55,113.69 = 22,032.28 : x
  2. Step 2: Convert to fraction form
    39,937.35/55,113.69 = 22,032.28/x
  3. Step 3: Cross multiply
    39,937.35x = 55,113.69 × 22,032.28
  4. Step 4: Simplify right side
    39,937.35x = 1,214,280,184.45
  5. Step 5: Solve for x
    x = 1,214,280,184.45/39,937.35
  6. Step 6: Final answer
    x = 30,404.62

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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.