Home / 17,631.08-26,411.34-10,607.20

Finding the Fourth Proportional to 17,631.08, 26,411.34 and 10,607.20

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Solution

The fourth proportional to 17,631.08, 26,411.34 and 10,607.20 is: 15,889.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,631.08 : 26,411.34 = 10,607.20 : x
  2. Step 2: Convert to fraction form
    17,631.08/26,411.34 = 10,607.20/x
  3. Step 3: Cross multiply
    17,631.08x = 26,411.34 × 10,607.20
  4. Step 4: Simplify right side
    17,631.08x = 280,150,365.65
  5. Step 5: Solve for x
    x = 280,150,365.65/17,631.08
  6. Step 6: Final answer
    x = 15,889.57

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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.