Home / 26,521.03-39,782.00-8,991.32

Finding the Fourth Proportional to 26,521.03, 39,782.00 and 8,991.32

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Solution

The fourth proportional to 26,521.03, 39,782.00 and 8,991.32 is: 13,487.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,521.03 : 39,782.00 = 8,991.32 : x
  2. Step 2: Convert to fraction form
    26,521.03/39,782.00 = 8,991.32/x
  3. Step 3: Cross multiply
    26,521.03x = 39,782.00 × 8,991.32
  4. Step 4: Simplify right side
    26,521.03x = 357,692,515.81
  5. Step 5: Solve for x
    x = 357,692,515.81/26,521.03
  6. Step 6: Final answer
    x = 13,487.13

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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.