Home / 13,036.24-19,554.40-3,677.12

Finding the Fourth Proportional to 13,036.24, 19,554.40 and 3,677.12

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Solution

The fourth proportional to 13,036.24, 19,554.40 and 3,677.12 is: 5,515.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,036.24 : 19,554.40 = 3,677.12 : x
  2. Step 2: Convert to fraction form
    13,036.24/19,554.40 = 3,677.12/x
  3. Step 3: Cross multiply
    13,036.24x = 19,554.40 × 3,677.12
  4. Step 4: Simplify right side
    13,036.24x = 71,903,875.33
  5. Step 5: Solve for x
    x = 71,903,875.33/13,036.24
  6. Step 6: Final answer
    x = 5,515.69

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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.