Home / 27,603.15-41,405.40-10,072.97

Finding the Fourth Proportional to 27,603.15, 41,405.40 and 10,072.97

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Solution

The fourth proportional to 27,603.15, 41,405.40 and 10,072.97 is: 15,109.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,603.15 : 41,405.40 = 10,072.97 : x
  2. Step 2: Convert to fraction form
    27,603.15/41,405.40 = 10,072.97/x
  3. Step 3: Cross multiply
    27,603.15x = 41,405.40 × 10,072.97
  4. Step 4: Simplify right side
    27,603.15x = 417,075,352.04
  5. Step 5: Solve for x
    x = 417,075,352.04/27,603.15
  6. Step 6: Final answer
    x = 15,109.70

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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.