Home / 11,033.42-15,237.92-10,779.18

Finding the Fourth Proportional to 11,033.42, 15,237.92 and 10,779.18

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Solution

The fourth proportional to 11,033.42, 15,237.92 and 10,779.18 is: 14,886.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,033.42 : 15,237.92 = 10,779.18 : x
  2. Step 2: Convert to fraction form
    11,033.42/15,237.92 = 10,779.18/x
  3. Step 3: Cross multiply
    11,033.42x = 15,237.92 × 10,779.18
  4. Step 4: Simplify right side
    11,033.42x = 164,252,252.31
  5. Step 5: Solve for x
    x = 164,252,252.31/11,033.42
  6. Step 6: Final answer
    x = 14,886.80

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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.