Home / 17,925.20-26,903.64-9,612.08

Finding the Fourth Proportional to 17,925.20, 26,903.64 and 9,612.08

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Solution

The fourth proportional to 17,925.20, 26,903.64 and 9,612.08 is: 14,426.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,925.20 : 26,903.64 = 9,612.08 : x
  2. Step 2: Convert to fraction form
    17,925.20/26,903.64 = 9,612.08/x
  3. Step 3: Cross multiply
    17,925.20x = 26,903.64 × 9,612.08
  4. Step 4: Simplify right side
    17,925.20x = 258,599,939.97
  5. Step 5: Solve for x
    x = 258,599,939.97/17,925.20
  6. Step 6: Final answer
    x = 14,426.61

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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.