Home / 36,004.49-49,685.77-19,871.92

Finding the Fourth Proportional to 36,004.49, 49,685.77 and 19,871.92

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Solution

The fourth proportional to 36,004.49, 49,685.77 and 19,871.92 is: 27,423.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,004.49 : 49,685.77 = 19,871.92 : x
  2. Step 2: Convert to fraction form
    36,004.49/49,685.77 = 19,871.92/x
  3. Step 3: Cross multiply
    36,004.49x = 49,685.77 × 19,871.92
  4. Step 4: Simplify right side
    36,004.49x = 987,351,547.22
  5. Step 5: Solve for x
    x = 987,351,547.22/36,004.49
  6. Step 6: Final answer
    x = 27,423.01

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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.