Home / 36,013.04-49,700.49-20,100.59

Finding the Fourth Proportional to 36,013.04, 49,700.49 and 20,100.59

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Solution

The fourth proportional to 36,013.04, 49,700.49 and 20,100.59 is: 27,740.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,013.04 : 49,700.49 = 20,100.59 : x
  2. Step 2: Convert to fraction form
    36,013.04/49,700.49 = 20,100.59/x
  3. Step 3: Cross multiply
    36,013.04x = 49,700.49 × 20,100.59
  4. Step 4: Simplify right side
    36,013.04x = 999,009,172.29
  5. Step 5: Solve for x
    x = 999,009,172.29/36,013.04
  6. Step 6: Final answer
    x = 27,740.21

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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.