Home / 39,070.16-53,920.68-22,305.68

Finding the Fourth Proportional to 39,070.16, 53,920.68 and 22,305.68

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Solution

The fourth proportional to 39,070.16, 53,920.68 and 22,305.68 is: 30,784.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,070.16 : 53,920.68 = 22,305.68 : x
  2. Step 2: Convert to fraction form
    39,070.16/53,920.68 = 22,305.68/x
  3. Step 3: Cross multiply
    39,070.16x = 53,920.68 × 22,305.68
  4. Step 4: Simplify right side
    39,070.16x = 1,202,737,433.46
  5. Step 5: Solve for x
    x = 1,202,737,433.46/39,070.16
  6. Step 6: Final answer
    x = 30,784.04

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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.