Home / 14,209.05-19,626.93-11,530.20

Finding the Fourth Proportional to 14,209.05, 19,626.93 and 11,530.20

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Solution

The fourth proportional to 14,209.05, 19,626.93 and 11,530.20 is: 15,926.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,209.05 : 19,626.93 = 11,530.20 : x
  2. Step 2: Convert to fraction form
    14,209.05/19,626.93 = 11,530.20/x
  3. Step 3: Cross multiply
    14,209.05x = 19,626.93 × 11,530.20
  4. Step 4: Simplify right side
    14,209.05x = 226,302,428.29
  5. Step 5: Solve for x
    x = 226,302,428.29/14,209.05
  6. Step 6: Final answer
    x = 15,926.64

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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.