Home / 12,834.04-17,711.08-7,528.96

Finding the Fourth Proportional to 12,834.04, 17,711.08 and 7,528.96

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Solution

The fourth proportional to 12,834.04, 17,711.08 and 7,528.96 is: 10,390.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,834.04 : 17,711.08 = 7,528.96 : x
  2. Step 2: Convert to fraction form
    12,834.04/17,711.08 = 7,528.96/x
  3. Step 3: Cross multiply
    12,834.04x = 17,711.08 × 7,528.96
  4. Step 4: Simplify right side
    12,834.04x = 133,346,012.88
  5. Step 5: Solve for x
    x = 133,346,012.88/12,834.04
  6. Step 6: Final answer
    x = 10,390.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.