Home / 19,335.52-26,687.28-11,784.34

Finding the Fourth Proportional to 19,335.52, 26,687.28 and 11,784.34

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Solution

The fourth proportional to 19,335.52, 26,687.28 and 11,784.34 is: 16,264.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,335.52 : 26,687.28 = 11,784.34 : x
  2. Step 2: Convert to fraction form
    19,335.52/26,687.28 = 11,784.34/x
  3. Step 3: Cross multiply
    19,335.52x = 26,687.28 × 11,784.34
  4. Step 4: Simplify right side
    19,335.52x = 314,491,981.20
  5. Step 5: Solve for x
    x = 314,491,981.20/19,335.52
  6. Step 6: Final answer
    x = 16,264.99

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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.