Home / 61,307.46-91,958.64-21,335.60

Finding the Fourth Proportional to 61,307.46, 91,958.64 and 21,335.60

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Solution

The fourth proportional to 61,307.46, 91,958.64 and 21,335.60 is: 32,002.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,307.46 : 91,958.64 = 21,335.60 : x
  2. Step 2: Convert to fraction form
    61,307.46/91,958.64 = 21,335.60/x
  3. Step 3: Cross multiply
    61,307.46x = 91,958.64 × 21,335.60
  4. Step 4: Simplify right side
    61,307.46x = 1,961,992,759.58
  5. Step 5: Solve for x
    x = 1,961,992,759.58/61,307.46
  6. Step 6: Final answer
    x = 32,002.51

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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.