Home / 26,756.96-36,924.22-15,426.48

Finding the Fourth Proportional to 26,756.96, 36,924.22 and 15,426.48

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Solution

The fourth proportional to 26,756.96, 36,924.22 and 15,426.48 is: 21,288.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,756.96 : 36,924.22 = 15,426.48 : x
  2. Step 2: Convert to fraction form
    26,756.96/36,924.22 = 15,426.48/x
  3. Step 3: Cross multiply
    26,756.96x = 36,924.22 × 15,426.48
  4. Step 4: Simplify right side
    26,756.96x = 569,610,741.35
  5. Step 5: Solve for x
    x = 569,610,741.35/26,756.96
  6. Step 6: Final answer
    x = 21,288.32

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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.