Home / 26,088.72-39,116.40-17,193.72

Finding the Fourth Proportional to 26,088.72, 39,116.40 and 17,193.72

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Solution

The fourth proportional to 26,088.72, 39,116.40 and 17,193.72 is: 25,779.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,088.72 : 39,116.40 = 17,193.72 : x
  2. Step 2: Convert to fraction form
    26,088.72/39,116.40 = 17,193.72/x
  3. Step 3: Cross multiply
    26,088.72x = 39,116.40 × 17,193.72
  4. Step 4: Simplify right side
    26,088.72x = 672,556,429.01
  5. Step 5: Solve for x
    x = 672,556,429.01/26,088.72
  6. Step 6: Final answer
    x = 25,779.59

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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.