Home / 53,152.65-73,351.13-29,279.39

Finding the Fourth Proportional to 53,152.65, 73,351.13 and 29,279.39

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Solution

The fourth proportional to 53,152.65, 73,351.13 and 29,279.39 is: 40,405.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,152.65 : 73,351.13 = 29,279.39 : x
  2. Step 2: Convert to fraction form
    53,152.65/73,351.13 = 29,279.39/x
  3. Step 3: Cross multiply
    53,152.65x = 73,351.13 × 29,279.39
  4. Step 4: Simplify right side
    53,152.65x = 2,147,675,829.06
  5. Step 5: Solve for x
    x = 2,147,675,829.06/53,152.65
  6. Step 6: Final answer
    x = 40,405.81

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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.