Home / 28,034.16-42,051.39-7,257.66

Finding the Fourth Proportional to 28,034.16, 42,051.39 and 7,257.66

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Solution

The fourth proportional to 28,034.16, 42,051.39 and 7,257.66 is: 10,886.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,034.16 : 42,051.39 = 7,257.66 : x
  2. Step 2: Convert to fraction form
    28,034.16/42,051.39 = 7,257.66/x
  3. Step 3: Cross multiply
    28,034.16x = 42,051.39 × 7,257.66
  4. Step 4: Simplify right side
    28,034.16x = 305,194,506.24
  5. Step 5: Solve for x
    x = 305,194,506.24/28,034.16
  6. Step 6: Final answer
    x = 10,886.52

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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.