Home / 28,035.06-42,052.33-9,316.47

Finding the Fourth Proportional to 28,035.06, 42,052.33 and 9,316.47

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Solution

The fourth proportional to 28,035.06, 42,052.33 and 9,316.47 is: 13,974.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,035.06 : 42,052.33 = 9,316.47 : x
  2. Step 2: Convert to fraction form
    28,035.06/42,052.33 = 9,316.47/x
  3. Step 3: Cross multiply
    28,035.06x = 42,052.33 × 9,316.47
  4. Step 4: Simplify right side
    28,035.06x = 391,779,247.58
  5. Step 5: Solve for x
    x = 391,779,247.58/28,035.06
  6. Step 6: Final answer
    x = 13,974.62

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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.