Home / 26,617.48-39,929.90-9,748.28

Finding the Fourth Proportional to 26,617.48, 39,929.90 and 9,748.28

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Solution

The fourth proportional to 26,617.48, 39,929.90 and 9,748.28 is: 14,623.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,617.48 : 39,929.90 = 9,748.28 : x
  2. Step 2: Convert to fraction form
    26,617.48/39,929.90 = 9,748.28/x
  3. Step 3: Cross multiply
    26,617.48x = 39,929.90 × 9,748.28
  4. Step 4: Simplify right side
    26,617.48x = 389,247,896.66
  5. Step 5: Solve for x
    x = 389,247,896.66/26,617.48
  6. Step 6: Final answer
    x = 14,623.77

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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.