Home / 39,247.51-54,160.37-22,253.31

Finding the Fourth Proportional to 39,247.51, 54,160.37 and 22,253.31

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Solution

The fourth proportional to 39,247.51, 54,160.37 and 22,253.31 is: 30,708.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,247.51 : 54,160.37 = 22,253.31 : x
  2. Step 2: Convert to fraction form
    39,247.51/54,160.37 = 22,253.31/x
  3. Step 3: Cross multiply
    39,247.51x = 54,160.37 × 22,253.31
  4. Step 4: Simplify right side
    39,247.51x = 1,205,247,385.77
  5. Step 5: Solve for x
    x = 1,205,247,385.77/39,247.51
  6. Step 6: Final answer
    x = 30,708.89

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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.