Home / 42,009.13-63,013.69-10,844.38

Finding the Fourth Proportional to 42,009.13, 63,013.69 and 10,844.38

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Solution

The fourth proportional to 42,009.13, 63,013.69 and 10,844.38 is: 16,266.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,009.13 : 63,013.69 = 10,844.38 : x
  2. Step 2: Convert to fraction form
    42,009.13/63,013.69 = 10,844.38/x
  3. Step 3: Cross multiply
    42,009.13x = 63,013.69 × 10,844.38
  4. Step 4: Simplify right side
    42,009.13x = 683,344,084.49
  5. Step 5: Solve for x
    x = 683,344,084.49/42,009.13
  6. Step 6: Final answer
    x = 16,266.56

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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.