Home / 22,506.24-33,779.80-11,985.08

Finding the Fourth Proportional to 22,506.24, 33,779.80 and 11,985.08

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Solution

The fourth proportional to 22,506.24, 33,779.80 and 11,985.08 is: 17,988.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,506.24 : 33,779.80 = 11,985.08 : x
  2. Step 2: Convert to fraction form
    22,506.24/33,779.80 = 11,985.08/x
  3. Step 3: Cross multiply
    22,506.24x = 33,779.80 × 11,985.08
  4. Step 4: Simplify right side
    22,506.24x = 404,853,605.38
  5. Step 5: Solve for x
    x = 404,853,605.38/22,506.24
  6. Step 6: Final answer
    x = 17,988.50

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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.