Home / 15,323.08-22,980.42-4,227.16

Finding the Fourth Proportional to 15,323.08, 22,980.42 and 4,227.16

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Solution

The fourth proportional to 15,323.08, 22,980.42 and 4,227.16 is: 6,339.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,323.08 : 22,980.42 = 4,227.16 : x
  2. Step 2: Convert to fraction form
    15,323.08/22,980.42 = 4,227.16/x
  3. Step 3: Cross multiply
    15,323.08x = 22,980.42 × 4,227.16
  4. Step 4: Simplify right side
    15,323.08x = 97,141,912.21
  5. Step 5: Solve for x
    x = 97,141,912.21/15,323.08
  6. Step 6: Final answer
    x = 6,339.58

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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.