Home / 17,500.28-26,266.20-11,864.32

Finding the Fourth Proportional to 17,500.28, 26,266.20 and 11,864.32

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Solution

The fourth proportional to 17,500.28, 26,266.20 and 11,864.32 is: 17,807.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,500.28 : 26,266.20 = 11,864.32 : x
  2. Step 2: Convert to fraction form
    17,500.28/26,266.20 = 11,864.32/x
  3. Step 3: Cross multiply
    17,500.28x = 26,266.20 × 11,864.32
  4. Step 4: Simplify right side
    17,500.28x = 311,630,601.98
  5. Step 5: Solve for x
    x = 311,630,601.98/17,500.28
  6. Step 6: Final answer
    x = 17,807.18

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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.