Home / 11,421.04-17,132.18-10,797.72

Finding the Fourth Proportional to 11,421.04, 17,132.18 and 10,797.72

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Solution

The fourth proportional to 11,421.04, 17,132.18 and 10,797.72 is: 16,197.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,421.04 : 17,132.18 = 10,797.72 : x
  2. Step 2: Convert to fraction form
    11,421.04/17,132.18 = 10,797.72/x
  3. Step 3: Cross multiply
    11,421.04x = 17,132.18 × 10,797.72
  4. Step 4: Simplify right side
    11,421.04x = 184,988,482.63
  5. Step 5: Solve for x
    x = 184,988,482.63/11,421.04
  6. Step 6: Final answer
    x = 16,197.17

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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.