Home / 10,285.40-14,217.18-9,468.92

Finding the Fourth Proportional to 10,285.40, 14,217.18 and 9,468.92

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Solution

The fourth proportional to 10,285.40, 14,217.18 and 9,468.92 is: 13,088.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,285.40 : 14,217.18 = 9,468.92 : x
  2. Step 2: Convert to fraction form
    10,285.40/14,217.18 = 9,468.92/x
  3. Step 3: Cross multiply
    10,285.40x = 14,217.18 × 9,468.92
  4. Step 4: Simplify right side
    10,285.40x = 134,621,340.05
  5. Step 5: Solve for x
    x = 134,621,340.05/10,285.40
  6. Step 6: Final answer
    x = 13,088.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.