Home / 36,005.13-49,688.10-20,089.24

Finding the Fourth Proportional to 36,005.13, 49,688.10 and 20,089.24

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Solution

The fourth proportional to 36,005.13, 49,688.10 and 20,089.24 is: 27,723.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,005.13 : 49,688.10 = 20,089.24 : x
  2. Step 2: Convert to fraction form
    36,005.13/49,688.10 = 20,089.24/x
  3. Step 3: Cross multiply
    36,005.13x = 49,688.10 × 20,089.24
  4. Step 4: Simplify right side
    36,005.13x = 998,196,041.82
  5. Step 5: Solve for x
    x = 998,196,041.82/36,005.13
  6. Step 6: Final answer
    x = 27,723.72

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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.