Home / 17,666.30-26,490.93-10,272.89

Finding the Fourth Proportional to 17,666.30, 26,490.93 and 10,272.89

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Solution

The fourth proportional to 17,666.30, 26,490.93 and 10,272.89 is: 15,404.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,666.30 : 26,490.93 = 10,272.89 : x
  2. Step 2: Convert to fraction form
    17,666.30/26,490.93 = 10,272.89/x
  3. Step 3: Cross multiply
    17,666.30x = 26,490.93 × 10,272.89
  4. Step 4: Simplify right side
    17,666.30x = 272,138,409.89
  5. Step 5: Solve for x
    x = 272,138,409.89/17,666.30
  6. Step 6: Final answer
    x = 15,404.38

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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.