Home / 26,009.47-38,996.01-13,328.06

Finding the Fourth Proportional to 26,009.47, 38,996.01 and 13,328.06

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Solution

The fourth proportional to 26,009.47, 38,996.01 and 13,328.06 is: 19,982.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,009.47 : 38,996.01 = 13,328.06 : x
  2. Step 2: Convert to fraction form
    26,009.47/38,996.01 = 13,328.06/x
  3. Step 3: Cross multiply
    26,009.47x = 38,996.01 × 13,328.06
  4. Step 4: Simplify right side
    26,009.47x = 519,741,161.04
  5. Step 5: Solve for x
    x = 519,741,161.04/26,009.47
  6. Step 6: Final answer
    x = 19,982.77

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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.