Home / 34,866.12-48,115.02-19,965

Finding the Fourth Proportional to 34,866.12, 48,115.02 and 19,965

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Solution

The fourth proportional to 34,866.12, 48,115.02 and 19,965 is: 27,551.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,866.12 : 48,115.02 = 19,965 : x
  2. Step 2: Convert to fraction form
    34,866.12/48,115.02 = 19,965/x
  3. Step 3: Cross multiply
    34,866.12x = 48,115.02 × 19,965
  4. Step 4: Simplify right side
    34,866.12x = 960,616,374.30
  5. Step 5: Solve for x
    x = 960,616,374.30/34,866.12
  6. Step 6: Final answer
    x = 27,551.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.