Home / 18,881.23-28,320.01-5,733.71

Finding the Fourth Proportional to 18,881.23, 28,320.01 and 5,733.71

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Solution

The fourth proportional to 18,881.23, 28,320.01 and 5,733.71 is: 8,600.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,881.23 : 28,320.01 = 5,733.71 : x
  2. Step 2: Convert to fraction form
    18,881.23/28,320.01 = 5,733.71/x
  3. Step 3: Cross multiply
    18,881.23x = 28,320.01 × 5,733.71
  4. Step 4: Simplify right side
    18,881.23x = 162,378,695.87
  5. Step 5: Solve for x
    x = 162,378,695.87/18,881.23
  6. Step 6: Final answer
    x = 8,600.01

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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.