Home / 27,923.42-38,533.85-15,176.81

Finding the Fourth Proportional to 27,923.42, 38,533.85 and 15,176.81

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Solution

The fourth proportional to 27,923.42, 38,533.85 and 15,176.81 is: 20,943.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,923.42 : 38,533.85 = 15,176.81 : x
  2. Step 2: Convert to fraction form
    27,923.42/38,533.85 = 15,176.81/x
  3. Step 3: Cross multiply
    27,923.42x = 38,533.85 × 15,176.81
  4. Step 4: Simplify right side
    27,923.42x = 584,820,844.13
  5. Step 5: Solve for x
    x = 584,820,844.13/27,923.42
  6. Step 6: Final answer
    x = 20,943.74

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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.