Home / 15,276.09-22,917.78-5,416.23

Finding the Fourth Proportional to 15,276.09, 22,917.78 and 5,416.23

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Solution

The fourth proportional to 15,276.09, 22,917.78 and 5,416.23 is: 8,125.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,276.09 : 22,917.78 = 5,416.23 : x
  2. Step 2: Convert to fraction form
    15,276.09/22,917.78 = 5,416.23/x
  3. Step 3: Cross multiply
    15,276.09x = 22,917.78 × 5,416.23
  4. Step 4: Simplify right side
    15,276.09x = 124,127,967.57
  5. Step 5: Solve for x
    x = 124,127,967.57/15,276.09
  6. Step 6: Final answer
    x = 8,125.64

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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.