Home / 26,215.45-36,176.63-14,278.07

Finding the Fourth Proportional to 26,215.45, 36,176.63 and 14,278.07

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Solution

The fourth proportional to 26,215.45, 36,176.63 and 14,278.07 is: 19,703.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,215.45 : 36,176.63 = 14,278.07 : x
  2. Step 2: Convert to fraction form
    26,215.45/36,176.63 = 14,278.07/x
  3. Step 3: Cross multiply
    26,215.45x = 36,176.63 × 14,278.07
  4. Step 4: Simplify right side
    26,215.45x = 516,532,474.56
  5. Step 5: Solve for x
    x = 516,532,474.56/26,215.45
  6. Step 6: Final answer
    x = 19,703.36

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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.