Home / 28,389.65-42,552.19-17,271.83

Finding the Fourth Proportional to 28,389.65, 42,552.19 and 17,271.83

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Solution

The fourth proportional to 28,389.65, 42,552.19 and 17,271.83 is: 25,888.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,389.65 : 42,552.19 = 17,271.83 : x
  2. Step 2: Convert to fraction form
    28,389.65/42,552.19 = 17,271.83/x
  3. Step 3: Cross multiply
    28,389.65x = 42,552.19 × 17,271.83
  4. Step 4: Simplify right side
    28,389.65x = 734,954,222.62
  5. Step 5: Solve for x
    x = 734,954,222.62/28,389.65
  6. Step 6: Final answer
    x = 25,888.10

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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.