Home / 43,934.64-65,931.12-23,172.72

Finding the Fourth Proportional to 43,934.64, 65,931.12 and 23,172.72

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Solution

The fourth proportional to 43,934.64, 65,931.12 and 23,172.72 is: 34,774.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,934.64 : 65,931.12 = 23,172.72 : x
  2. Step 2: Convert to fraction form
    43,934.64/65,931.12 = 23,172.72/x
  3. Step 3: Cross multiply
    43,934.64x = 65,931.12 × 23,172.72
  4. Step 4: Simplify right side
    43,934.64x = 1,527,803,383.05
  5. Step 5: Solve for x
    x = 1,527,803,383.05/43,934.64
  6. Step 6: Final answer
    x = 34,774.46

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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.