Home / 43,537.97-65,307.02-11,948.46

Finding the Fourth Proportional to 43,537.97, 65,307.02 and 11,948.46

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Solution

The fourth proportional to 43,537.97, 65,307.02 and 11,948.46 is: 17,922.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,537.97 : 65,307.02 = 11,948.46 : x
  2. Step 2: Convert to fraction form
    43,537.97/65,307.02 = 11,948.46/x
  3. Step 3: Cross multiply
    43,537.97x = 65,307.02 × 11,948.46
  4. Step 4: Simplify right side
    43,537.97x = 780,318,011.55
  5. Step 5: Solve for x
    x = 780,318,011.55/43,537.97
  6. Step 6: Final answer
    x = 17,922.70

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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.