Home / 26,001.40-39,002.10-17,246.20

Finding the Fourth Proportional to 26,001.40, 39,002.10 and 17,246.20

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Solution

The fourth proportional to 26,001.40, 39,002.10 and 17,246.20 is: 25,869.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,001.40 : 39,002.10 = 17,246.20 : x
  2. Step 2: Convert to fraction form
    26,001.40/39,002.10 = 17,246.20/x
  3. Step 3: Cross multiply
    26,001.40x = 39,002.10 × 17,246.20
  4. Step 4: Simplify right side
    26,001.40x = 672,638,017.02
  5. Step 5: Solve for x
    x = 672,638,017.02/26,001.40
  6. Step 6: Final answer
    x = 25,869.30

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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.