Home / 13,292.80-19,941.90-4,528.06

Finding the Fourth Proportional to 13,292.80, 19,941.90 and 4,528.06

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Solution

The fourth proportional to 13,292.80, 19,941.90 and 4,528.06 is: 6,793.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,292.80 : 19,941.90 = 4,528.06 : x
  2. Step 2: Convert to fraction form
    13,292.80/19,941.90 = 4,528.06/x
  3. Step 3: Cross multiply
    13,292.80x = 19,941.90 × 4,528.06
  4. Step 4: Simplify right side
    13,292.80x = 90,298,119.71
  5. Step 5: Solve for x
    x = 90,298,119.71/13,292.80
  6. Step 6: Final answer
    x = 6,793.01

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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.