Home / 39,914.56-55,079.76-22,916.08

Finding the Fourth Proportional to 39,914.56, 55,079.76 and 22,916.08

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Solution

The fourth proportional to 39,914.56, 55,079.76 and 22,916.08 is: 31,622.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,914.56 : 55,079.76 = 22,916.08 : x
  2. Step 2: Convert to fraction form
    39,914.56/55,079.76 = 22,916.08/x
  3. Step 3: Cross multiply
    39,914.56x = 55,079.76 × 22,916.08
  4. Step 4: Simplify right side
    39,914.56x = 1,262,212,186.54
  5. Step 5: Solve for x
    x = 1,262,212,186.54/39,914.56
  6. Step 6: Final answer
    x = 31,622.85

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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.