Home / 13,252.88-19,855.95-6,999.13

Finding the Fourth Proportional to 13,252.88, 19,855.95 and 6,999.13

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Solution

The fourth proportional to 13,252.88, 19,855.95 and 6,999.13 is: 10,486.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,252.88 : 19,855.95 = 6,999.13 : x
  2. Step 2: Convert to fraction form
    13,252.88/19,855.95 = 6,999.13/x
  3. Step 3: Cross multiply
    13,252.88x = 19,855.95 × 6,999.13
  4. Step 4: Simplify right side
    13,252.88x = 138,974,301.58
  5. Step 5: Solve for x
    x = 138,974,301.58/13,252.88
  6. Step 6: Final answer
    x = 10,486.35

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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.