Home / 27,888.29-41,790.89-15,411.87

Finding the Fourth Proportional to 27,888.29, 41,790.89 and 15,411.87

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Solution

The fourth proportional to 27,888.29, 41,790.89 and 15,411.87 is: 23,094.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,888.29 : 41,790.89 = 15,411.87 : x
  2. Step 2: Convert to fraction form
    27,888.29/41,790.89 = 15,411.87/x
  3. Step 3: Cross multiply
    27,888.29x = 41,790.89 × 15,411.87
  4. Step 4: Simplify right side
    27,888.29x = 644,075,686.80
  5. Step 5: Solve for x
    x = 644,075,686.80/27,888.29
  6. Step 6: Final answer
    x = 23,094.85

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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.