Home / 45,279.76-62,473.38-28,301.26

Finding the Fourth Proportional to 45,279.76, 62,473.38 and 28,301.26

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Solution

The fourth proportional to 45,279.76, 62,473.38 and 28,301.26 is: 39,047.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,279.76 : 62,473.38 = 28,301.26 : x
  2. Step 2: Convert to fraction form
    45,279.76/62,473.38 = 28,301.26/x
  3. Step 3: Cross multiply
    45,279.76x = 62,473.38 × 28,301.26
  4. Step 4: Simplify right side
    45,279.76x = 1,768,075,370.46
  5. Step 5: Solve for x
    x = 1,768,075,370.46/45,279.76
  6. Step 6: Final answer
    x = 39,047.81

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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.