Home / 56,005.65-77,255.24-35,855.28

Finding the Fourth Proportional to 56,005.65, 77,255.24 and 35,855.28

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Solution

The fourth proportional to 56,005.65, 77,255.24 and 35,855.28 is: 49,459.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,005.65 : 77,255.24 = 35,855.28 : x
  2. Step 2: Convert to fraction form
    56,005.65/77,255.24 = 35,855.28/x
  3. Step 3: Cross multiply
    56,005.65x = 77,255.24 × 35,855.28
  4. Step 4: Simplify right side
    56,005.65x = 2,770,008,082.39
  5. Step 5: Solve for x
    x = 2,770,008,082.39/56,005.65
  6. Step 6: Final answer
    x = 49,459.44

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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.