Home / 10,160.74-15,271.19-9,884.63

Finding the Fourth Proportional to 10,160.74, 15,271.19 and 9,884.63

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Solution

The fourth proportional to 10,160.74, 15,271.19 and 9,884.63 is: 14,856.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,160.74 : 15,271.19 = 9,884.63 : x
  2. Step 2: Convert to fraction form
    10,160.74/15,271.19 = 9,884.63/x
  3. Step 3: Cross multiply
    10,160.74x = 15,271.19 × 9,884.63
  4. Step 4: Simplify right side
    10,160.74x = 150,950,088.63
  5. Step 5: Solve for x
    x = 150,950,088.63/10,160.74
  6. Step 6: Final answer
    x = 14,856.21

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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.