Home / 26,102.55-35,994.29-15,490.13

Finding the Fourth Proportional to 26,102.55, 35,994.29 and 15,490.13

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Solution

The fourth proportional to 26,102.55, 35,994.29 and 15,490.13 is: 21,360.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,102.55 : 35,994.29 = 15,490.13 : x
  2. Step 2: Convert to fraction form
    26,102.55/35,994.29 = 15,490.13/x
  3. Step 3: Cross multiply
    26,102.55x = 35,994.29 × 15,490.13
  4. Step 4: Simplify right side
    26,102.55x = 557,556,192.63
  5. Step 5: Solve for x
    x = 557,556,192.63/26,102.55
  6. Step 6: Final answer
    x = 21,360.22

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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.