Home / 26,136.30-39,204.45-13,014.30

Finding the Fourth Proportional to 26,136.30, 39,204.45 and 13,014.30

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Solution

The fourth proportional to 26,136.30, 39,204.45 and 13,014.30 is: 19,521.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,136.30 : 39,204.45 = 13,014.30 : x
  2. Step 2: Convert to fraction form
    26,136.30/39,204.45 = 13,014.30/x
  3. Step 3: Cross multiply
    26,136.30x = 39,204.45 × 13,014.30
  4. Step 4: Simplify right side
    26,136.30x = 510,218,473.64
  5. Step 5: Solve for x
    x = 510,218,473.64/26,136.30
  6. Step 6: Final answer
    x = 19,521.45

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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.