Home / 19,197.72-26,492.91-11,132.94

Finding the Fourth Proportional to 19,197.72, 26,492.91 and 11,132.94

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Solution

The fourth proportional to 19,197.72, 26,492.91 and 11,132.94 is: 15,363.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,197.72 : 26,492.91 = 11,132.94 : x
  2. Step 2: Convert to fraction form
    19,197.72/26,492.91 = 11,132.94/x
  3. Step 3: Cross multiply
    19,197.72x = 26,492.91 × 11,132.94
  4. Step 4: Simplify right side
    19,197.72x = 294,943,977.46
  5. Step 5: Solve for x
    x = 294,943,977.46/19,197.72
  6. Step 6: Final answer
    x = 15,363.49

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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.