Home / 26,104.89-36,008.36-15,487

Finding the Fourth Proportional to 26,104.89, 36,008.36 and 15,487

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Solution

The fourth proportional to 26,104.89, 36,008.36 and 15,487 is: 21,362.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,104.89 : 36,008.36 = 15,487 : x
  2. Step 2: Convert to fraction form
    26,104.89/36,008.36 = 15,487/x
  3. Step 3: Cross multiply
    26,104.89x = 36,008.36 × 15,487
  4. Step 4: Simplify right side
    26,104.89x = 557,661,393.89
  5. Step 5: Solve for x
    x = 557,661,393.89/26,104.89
  6. Step 6: Final answer
    x = 21,362.34

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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.