Home / 15,205.92-22,800.36-5,341.32

Finding the Fourth Proportional to 15,205.92, 22,800.36 and 5,341.32

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Solution

The fourth proportional to 15,205.92, 22,800.36 and 5,341.32 is: 8,008.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,205.92 : 22,800.36 = 5,341.32 : x
  2. Step 2: Convert to fraction form
    15,205.92/22,800.36 = 5,341.32/x
  3. Step 3: Cross multiply
    15,205.92x = 22,800.36 × 5,341.32
  4. Step 4: Simplify right side
    15,205.92x = 121,784,018.88
  5. Step 5: Solve for x
    x = 121,784,018.88/15,205.92
  6. Step 6: Final answer
    x = 8,008.99

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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.