Home / 19,591.04-29,401.14-9,210.08

Finding the Fourth Proportional to 19,591.04, 29,401.14 and 9,210.08

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Solution

The fourth proportional to 19,591.04, 29,401.14 and 9,210.08 is: 13,821.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,591.04 : 29,401.14 = 9,210.08 : x
  2. Step 2: Convert to fraction form
    19,591.04/29,401.14 = 9,210.08/x
  3. Step 3: Cross multiply
    19,591.04x = 29,401.14 × 9,210.08
  4. Step 4: Simplify right side
    19,591.04x = 270,786,851.49
  5. Step 5: Solve for x
    x = 270,786,851.49/19,591.04
  6. Step 6: Final answer
    x = 13,821.97

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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.