Home / 26,507.56-36,578.10-15,903.04

Finding the Fourth Proportional to 26,507.56, 36,578.10 and 15,903.04

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Solution

The fourth proportional to 26,507.56, 36,578.10 and 15,903.04 is: 21,944.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,507.56 : 36,578.10 = 15,903.04 : x
  2. Step 2: Convert to fraction form
    26,507.56/36,578.10 = 15,903.04/x
  3. Step 3: Cross multiply
    26,507.56x = 36,578.10 × 15,903.04
  4. Step 4: Simplify right side
    26,507.56x = 581,702,987.42
  5. Step 5: Solve for x
    x = 581,702,987.42/26,507.56
  6. Step 6: Final answer
    x = 21,944.80

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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.