Home / 17,031.86-25,551.89-5,345.07

Finding the Fourth Proportional to 17,031.86, 25,551.89 and 5,345.07

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Solution

The fourth proportional to 17,031.86, 25,551.89 and 5,345.07 is: 8,018.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,031.86 : 25,551.89 = 5,345.07 : x
  2. Step 2: Convert to fraction form
    17,031.86/25,551.89 = 5,345.07/x
  3. Step 3: Cross multiply
    17,031.86x = 25,551.89 × 5,345.07
  4. Step 4: Simplify right side
    17,031.86x = 136,576,613.96
  5. Step 5: Solve for x
    x = 136,576,613.96/17,031.86
  6. Step 6: Final answer
    x = 8,018.89

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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.