Home / 40,386.95-55,735.85-22,483.12

Finding the Fourth Proportional to 40,386.95, 55,735.85 and 22,483.12

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Solution

The fourth proportional to 40,386.95, 55,735.85 and 22,483.12 is: 31,027.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,386.95 : 55,735.85 = 22,483.12 : x
  2. Step 2: Convert to fraction form
    40,386.95/55,735.85 = 22,483.12/x
  3. Step 3: Cross multiply
    40,386.95x = 55,735.85 × 22,483.12
  4. Step 4: Simplify right side
    40,386.95x = 1,253,115,698.76
  5. Step 5: Solve for x
    x = 1,253,115,698.76/40,386.95
  6. Step 6: Final answer
    x = 31,027.73

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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.