Home / 56,727.84-85,091.52-15,174.72

Finding the Fourth Proportional to 56,727.84, 85,091.52 and 15,174.72

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Solution

The fourth proportional to 56,727.84, 85,091.52 and 15,174.72 is: 22,762.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,727.84 : 85,091.52 = 15,174.72 : x
  2. Step 2: Convert to fraction form
    56,727.84/85,091.52 = 15,174.72/x
  3. Step 3: Cross multiply
    56,727.84x = 85,091.52 × 15,174.72
  4. Step 4: Simplify right side
    56,727.84x = 1,291,239,990.37
  5. Step 5: Solve for x
    x = 1,291,239,990.37/56,727.84
  6. Step 6: Final answer
    x = 22,762.02

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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.