Home / 39,944.79-55,126.47-22,954.53

Finding the Fourth Proportional to 39,944.79, 55,126.47 and 22,954.53

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Solution

The fourth proportional to 39,944.79, 55,126.47 and 22,954.53 is: 31,678.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,944.79 : 55,126.47 = 22,954.53 : x
  2. Step 2: Convert to fraction form
    39,944.79/55,126.47 = 22,954.53/x
  3. Step 3: Cross multiply
    39,944.79x = 55,126.47 × 22,954.53
  4. Step 4: Simplify right side
    39,944.79x = 1,265,402,209.41
  5. Step 5: Solve for x
    x = 1,265,402,209.41/39,944.79
  6. Step 6: Final answer
    x = 31,678.78

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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.