Home / 28,310.19-42,466.25-7,533.71

Finding the Fourth Proportional to 28,310.19, 42,466.25 and 7,533.71

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Solution

The fourth proportional to 28,310.19, 42,466.25 and 7,533.71 is: 11,300.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,310.19 : 42,466.25 = 7,533.71 : x
  2. Step 2: Convert to fraction form
    28,310.19/42,466.25 = 7,533.71/x
  3. Step 3: Cross multiply
    28,310.19x = 42,466.25 × 7,533.71
  4. Step 4: Simplify right side
    28,310.19x = 319,928,374.62
  5. Step 5: Solve for x
    x = 319,928,374.62/28,310.19
  6. Step 6: Final answer
    x = 11,300.82

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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.