Home / 15,435.28-23,152.92-10,838.80

Finding the Fourth Proportional to 15,435.28, 23,152.92 and 10,838.80

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Solution

The fourth proportional to 15,435.28, 23,152.92 and 10,838.80 is: 16,258.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,435.28 : 23,152.92 = 10,838.80 : x
  2. Step 2: Convert to fraction form
    15,435.28/23,152.92 = 10,838.80/x
  3. Step 3: Cross multiply
    15,435.28x = 23,152.92 × 10,838.80
  4. Step 4: Simplify right side
    15,435.28x = 250,949,869.30
  5. Step 5: Solve for x
    x = 250,949,869.30/15,435.28
  6. Step 6: Final answer
    x = 16,258.20

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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.