Home / 10,589.16-15,837.10-9,427.40

Finding the Fourth Proportional to 10,589.16, 15,837.10 and 9,427.40

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Solution

The fourth proportional to 10,589.16, 15,837.10 and 9,427.40 is: 14,099.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,589.16 : 15,837.10 = 9,427.40 : x
  2. Step 2: Convert to fraction form
    10,589.16/15,837.10 = 9,427.40/x
  3. Step 3: Cross multiply
    10,589.16x = 15,837.10 × 9,427.40
  4. Step 4: Simplify right side
    10,589.16x = 149,302,676.54
  5. Step 5: Solve for x
    x = 149,302,676.54/10,589.16
  6. Step 6: Final answer
    x = 14,099.58

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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.