Home / 43,591.23-65,237.54-30,279.23

Finding the Fourth Proportional to 43,591.23, 65,237.54 and 30,279.23

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Solution

The fourth proportional to 43,591.23, 65,237.54 and 30,279.23 is: 45,315.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,591.23 : 65,237.54 = 30,279.23 : x
  2. Step 2: Convert to fraction form
    43,591.23/65,237.54 = 30,279.23/x
  3. Step 3: Cross multiply
    43,591.23x = 65,237.54 × 30,279.23
  4. Step 4: Simplify right side
    43,591.23x = 1,975,342,612.31
  5. Step 5: Solve for x
    x = 1,975,342,612.31/43,591.23
  6. Step 6: Final answer
    x = 45,315.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.