Home / 56,717.08-85,075.74-15,163

Finding the Fourth Proportional to 56,717.08, 85,075.74 and 15,163

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Solution

The fourth proportional to 56,717.08, 85,075.74 and 15,163 is: 22,744.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,717.08 : 85,075.74 = 15,163 : x
  2. Step 2: Convert to fraction form
    56,717.08/85,075.74 = 15,163/x
  3. Step 3: Cross multiply
    56,717.08x = 85,075.74 × 15,163
  4. Step 4: Simplify right side
    56,717.08x = 1,290,003,445.62
  5. Step 5: Solve for x
    x = 1,290,003,445.62/56,717.08
  6. Step 6: Final answer
    x = 22,744.53

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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.