Home / 28,034.51-42,056.10-11,395.71

Finding the Fourth Proportional to 28,034.51, 42,056.10 and 11,395.71

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Solution

The fourth proportional to 28,034.51, 42,056.10 and 11,395.71 is: 17,095.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,034.51 : 42,056.10 = 11,395.71 : x
  2. Step 2: Convert to fraction form
    28,034.51/42,056.10 = 11,395.71/x
  3. Step 3: Cross multiply
    28,034.51x = 42,056.10 × 11,395.71
  4. Step 4: Simplify right side
    28,034.51x = 479,259,119.33
  5. Step 5: Solve for x
    x = 479,259,119.33/28,034.51
  6. Step 6: Final answer
    x = 17,095.33

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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.