Home / 13,794.04-19,035.78-7,506.40

Finding the Fourth Proportional to 13,794.04, 19,035.78 and 7,506.40

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Solution

The fourth proportional to 13,794.04, 19,035.78 and 7,506.40 is: 10,358.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,794.04 : 19,035.78 = 7,506.40 : x
  2. Step 2: Convert to fraction form
    13,794.04/19,035.78 = 7,506.40/x
  3. Step 3: Cross multiply
    13,794.04x = 19,035.78 × 7,506.40
  4. Step 4: Simplify right side
    13,794.04x = 142,890,178.99
  5. Step 5: Solve for x
    x = 142,890,178.99/13,794.04
  6. Step 6: Final answer
    x = 10,358.83

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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.