Home / 43,727.10-65,590.65-38,543.10

Finding the Fourth Proportional to 43,727.10, 65,590.65 and 38,543.10

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Solution

The fourth proportional to 43,727.10, 65,590.65 and 38,543.10 is: 57,814.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,727.10 : 65,590.65 = 38,543.10 : x
  2. Step 2: Convert to fraction form
    43,727.10/65,590.65 = 38,543.10/x
  3. Step 3: Cross multiply
    43,727.10x = 65,590.65 × 38,543.10
  4. Step 4: Simplify right side
    43,727.10x = 2,528,066,982.02
  5. Step 5: Solve for x
    x = 2,528,066,982.02/43,727.10
  6. Step 6: Final answer
    x = 57,814.65

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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.