Home / 13,844.40-19,094.80-8,537.28

Finding the Fourth Proportional to 13,844.40, 19,094.80 and 8,537.28

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Solution

The fourth proportional to 13,844.40, 19,094.80 and 8,537.28 is: 11,774.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,844.40 : 19,094.80 = 8,537.28 : x
  2. Step 2: Convert to fraction form
    13,844.40/19,094.80 = 8,537.28/x
  3. Step 3: Cross multiply
    13,844.40x = 19,094.80 × 8,537.28
  4. Step 4: Simplify right side
    13,844.40x = 163,017,654.14
  5. Step 5: Solve for x
    x = 163,017,654.14/13,844.40
  6. Step 6: Final answer
    x = 11,774.99

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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.