Home / 19,154.08-26,423.76-11,196.64

Finding the Fourth Proportional to 19,154.08, 26,423.76 and 11,196.64

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Solution

The fourth proportional to 19,154.08, 26,423.76 and 11,196.64 is: 15,446.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,154.08 : 26,423.76 = 11,196.64 : x
  2. Step 2: Convert to fraction form
    19,154.08/26,423.76 = 11,196.64/x
  3. Step 3: Cross multiply
    19,154.08x = 26,423.76 × 11,196.64
  4. Step 4: Simplify right side
    19,154.08x = 295,857,328.17
  5. Step 5: Solve for x
    x = 295,857,328.17/19,154.08
  6. Step 6: Final answer
    x = 15,446.18

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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.