Home / 43,253.10-64,449.69-38,536.86

Finding the Fourth Proportional to 43,253.10, 64,449.69 and 38,536.86

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Solution

The fourth proportional to 43,253.10, 64,449.69 and 38,536.86 is: 57,422.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,253.10 : 64,449.69 = 38,536.86 : x
  2. Step 2: Convert to fraction form
    43,253.10/64,449.69 = 38,536.86/x
  3. Step 3: Cross multiply
    43,253.10x = 64,449.69 × 38,536.86
  4. Step 4: Simplify right side
    43,253.10x = 2,483,688,680.57
  5. Step 5: Solve for x
    x = 2,483,688,680.57/43,253.10
  6. Step 6: Final answer
    x = 57,422.21

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.