Home / 36,004.77-49,686.21-19,872.18

Finding the Fourth Proportional to 36,004.77, 49,686.21 and 19,872.18

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Solution

The fourth proportional to 36,004.77, 49,686.21 and 19,872.18 is: 27,423.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,004.77 : 49,686.21 = 19,872.18 : x
  2. Step 2: Convert to fraction form
    36,004.77/49,686.21 = 19,872.18/x
  3. Step 3: Cross multiply
    36,004.77x = 49,686.21 × 19,872.18
  4. Step 4: Simplify right side
    36,004.77x = 987,373,308.64
  5. Step 5: Solve for x
    x = 987,373,308.64/36,004.77
  6. Step 6: Final answer
    x = 27,423.40

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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.