Home / 28,073.30-42,099.21-9,349.74

Finding the Fourth Proportional to 28,073.30, 42,099.21 and 9,349.74

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Solution

The fourth proportional to 28,073.30, 42,099.21 and 9,349.74 is: 14,021.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,073.30 : 42,099.21 = 9,349.74 : x
  2. Step 2: Convert to fraction form
    28,073.30/42,099.21 = 9,349.74/x
  3. Step 3: Cross multiply
    28,073.30x = 42,099.21 × 9,349.74
  4. Step 4: Simplify right side
    28,073.30x = 393,616,667.71
  5. Step 5: Solve for x
    x = 393,616,667.71/28,073.30
  6. Step 6: Final answer
    x = 14,021.04

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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.