Home / 17,928.36-26,855.55-10,510.29

Finding the Fourth Proportional to 17,928.36, 26,855.55 and 10,510.29

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Solution

The fourth proportional to 17,928.36, 26,855.55 and 10,510.29 is: 15,743.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,928.36 : 26,855.55 = 10,510.29 : x
  2. Step 2: Convert to fraction form
    17,928.36/26,855.55 = 10,510.29/x
  3. Step 3: Cross multiply
    17,928.36x = 26,855.55 × 10,510.29
  4. Step 4: Simplify right side
    17,928.36x = 282,259,618.61
  5. Step 5: Solve for x
    x = 282,259,618.61/17,928.36
  6. Step 6: Final answer
    x = 15,743.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.