Home / 19,101.52-26,357.16-10,716.40

Finding the Fourth Proportional to 19,101.52, 26,357.16 and 10,716.40

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Solution

The fourth proportional to 19,101.52, 26,357.16 and 10,716.40 is: 14,786.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,101.52 : 26,357.16 = 10,716.40 : x
  2. Step 2: Convert to fraction form
    19,101.52/26,357.16 = 10,716.40/x
  3. Step 3: Cross multiply
    19,101.52x = 26,357.16 × 10,716.40
  4. Step 4: Simplify right side
    19,101.52x = 282,453,869.42
  5. Step 5: Solve for x
    x = 282,453,869.42/19,101.52
  6. Step 6: Final answer
    x = 14,786.98

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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.