Home / 49,888.10-74,870.22-18,328.07

Finding the Fourth Proportional to 49,888.10, 74,870.22 and 18,328.07

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Solution

The fourth proportional to 49,888.10, 74,870.22 and 18,328.07 is: 27,506.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,888.10 : 74,870.22 = 18,328.07 : x
  2. Step 2: Convert to fraction form
    49,888.10/74,870.22 = 18,328.07/x
  3. Step 3: Cross multiply
    49,888.10x = 74,870.22 × 18,328.07
  4. Step 4: Simplify right side
    49,888.10x = 1,372,226,888.98
  5. Step 5: Solve for x
    x = 1,372,226,888.98/49,888.10
  6. Step 6: Final answer
    x = 27,506.10

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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.