Home / 15,246.96-22,870.16-4,858.56

Finding the Fourth Proportional to 15,246.96, 22,870.16 and 4,858.56

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Solution

The fourth proportional to 15,246.96, 22,870.16 and 4,858.56 is: 7,287.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,246.96 : 22,870.16 = 4,858.56 : x
  2. Step 2: Convert to fraction form
    15,246.96/22,870.16 = 4,858.56/x
  3. Step 3: Cross multiply
    15,246.96x = 22,870.16 × 4,858.56
  4. Step 4: Simplify right side
    15,246.96x = 111,116,044.57
  5. Step 5: Solve for x
    x = 111,116,044.57/15,246.96
  6. Step 6: Final answer
    x = 7,287.75

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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.