Home / 16,903.42-25,356.66-4,423.40

Finding the Fourth Proportional to 16,903.42, 25,356.66 and 4,423.40

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Solution

The fourth proportional to 16,903.42, 25,356.66 and 4,423.40 is: 6,635.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,903.42 : 25,356.66 = 4,423.40 : x
  2. Step 2: Convert to fraction form
    16,903.42/25,356.66 = 4,423.40/x
  3. Step 3: Cross multiply
    16,903.42x = 25,356.66 × 4,423.40
  4. Step 4: Simplify right side
    16,903.42x = 112,162,649.84
  5. Step 5: Solve for x
    x = 112,162,649.84/16,903.42
  6. Step 6: Final answer
    x = 6,635.50

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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.