Home / 51,514.12-77,277.30-18,227.32

Finding the Fourth Proportional to 51,514.12, 77,277.30 and 18,227.32

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Solution

The fourth proportional to 51,514.12, 77,277.30 and 18,227.32 is: 27,343.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,514.12 : 77,277.30 = 18,227.32 : x
  2. Step 2: Convert to fraction form
    51,514.12/77,277.30 = 18,227.32/x
  3. Step 3: Cross multiply
    51,514.12x = 77,277.30 × 18,227.32
  4. Step 4: Simplify right side
    51,514.12x = 1,408,558,075.84
  5. Step 5: Solve for x
    x = 1,408,558,075.84/51,514.12
  6. Step 6: Final answer
    x = 27,343.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.