Home / 40,459.95-55,834.76-22,554.54

Finding the Fourth Proportional to 40,459.95, 55,834.76 and 22,554.54

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Solution

The fourth proportional to 40,459.95, 55,834.76 and 22,554.54 is: 31,125.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,459.95 : 55,834.76 = 22,554.54 : x
  2. Step 2: Convert to fraction form
    40,459.95/55,834.76 = 22,554.54/x
  3. Step 3: Cross multiply
    40,459.95x = 55,834.76 × 22,554.54
  4. Step 4: Simplify right side
    40,459.95x = 1,259,327,215.04
  5. Step 5: Solve for x
    x = 1,259,327,215.04/40,459.95
  6. Step 6: Final answer
    x = 31,125.28

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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.