Home / 13,266.04-19,885.62-8,339.16

Finding the Fourth Proportional to 13,266.04, 19,885.62 and 8,339.16

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Solution

The fourth proportional to 13,266.04, 19,885.62 and 8,339.16 is: 12,500.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,266.04 : 19,885.62 = 8,339.16 : x
  2. Step 2: Convert to fraction form
    13,266.04/19,885.62 = 8,339.16/x
  3. Step 3: Cross multiply
    13,266.04x = 19,885.62 × 8,339.16
  4. Step 4: Simplify right side
    13,266.04x = 165,829,366.88
  5. Step 5: Solve for x
    x = 165,829,366.88/13,266.04
  6. Step 6: Final answer
    x = 12,500.29

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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.