Home / 26,802.89-36,991.32-15,473.15

Finding the Fourth Proportional to 26,802.89, 36,991.32 and 15,473.15

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Solution

The fourth proportional to 26,802.89, 36,991.32 and 15,473.15 is: 21,354.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,802.89 : 36,991.32 = 15,473.15 : x
  2. Step 2: Convert to fraction form
    26,802.89/36,991.32 = 15,473.15/x
  3. Step 3: Cross multiply
    26,802.89x = 36,991.32 × 15,473.15
  4. Step 4: Simplify right side
    26,802.89x = 572,372,243.06
  5. Step 5: Solve for x
    x = 572,372,243.06/26,802.89
  6. Step 6: Final answer
    x = 21,354.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.