Home / 15,567.06-23,357.46-8,169.72

Finding the Fourth Proportional to 15,567.06, 23,357.46 and 8,169.72

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Solution

The fourth proportional to 15,567.06, 23,357.46 and 8,169.72 is: 12,258.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,567.06 : 23,357.46 = 8,169.72 : x
  2. Step 2: Convert to fraction form
    15,567.06/23,357.46 = 8,169.72/x
  3. Step 3: Cross multiply
    15,567.06x = 23,357.46 × 8,169.72
  4. Step 4: Simplify right side
    15,567.06x = 190,823,908.11
  5. Step 5: Solve for x
    x = 190,823,908.11/15,567.06
  6. Step 6: Final answer
    x = 12,258.19

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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.