Home / 13,265.04-19,902.84-5,472.03

Finding the Fourth Proportional to 13,265.04, 19,902.84 and 5,472.03

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Solution

The fourth proportional to 13,265.04, 19,902.84 and 5,472.03 is: 8,210.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,265.04 : 19,902.84 = 5,472.03 : x
  2. Step 2: Convert to fraction form
    13,265.04/19,902.84 = 5,472.03/x
  3. Step 3: Cross multiply
    13,265.04x = 19,902.84 × 5,472.03
  4. Step 4: Simplify right side
    13,265.04x = 108,908,937.57
  5. Step 5: Solve for x
    x = 108,908,937.57/13,265.04
  6. Step 6: Final answer
    x = 8,210.22

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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.