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Finding the Fourth Proportional to 36,875.92, 55,313.76 and 9,173.92

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Solution

The fourth proportional to 36,875.92, 55,313.76 and 9,173.92 is: 13,760.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,875.92 : 55,313.76 = 9,173.92 : x
  2. Step 2: Convert to fraction form
    36,875.92/55,313.76 = 9,173.92/x
  3. Step 3: Cross multiply
    36,875.92x = 55,313.76 × 9,173.92
  4. Step 4: Simplify right side
    36,875.92x = 507,444,009.14
  5. Step 5: Solve for x
    x = 507,444,009.14/36,875.92
  6. Step 6: Final answer
    x = 13,760.85

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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.