Home / 13,056.80-19,587.68-4,294.24

Finding the Fourth Proportional to 13,056.80, 19,587.68 and 4,294.24

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Solution

The fourth proportional to 13,056.80, 19,587.68 and 4,294.24 is: 6,442.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,056.80 : 19,587.68 = 4,294.24 : x
  2. Step 2: Convert to fraction form
    13,056.80/19,587.68 = 4,294.24/x
  3. Step 3: Cross multiply
    13,056.80x = 19,587.68 × 4,294.24
  4. Step 4: Simplify right side
    13,056.80x = 84,114,198.96
  5. Step 5: Solve for x
    x = 84,114,198.96/13,056.80
  6. Step 6: Final answer
    x = 6,442.18

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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.