Home / 28,367.28-42,545.43-10,832.94

Finding the Fourth Proportional to 28,367.28, 42,545.43 and 10,832.94

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Solution

The fourth proportional to 28,367.28, 42,545.43 and 10,832.94 is: 16,247.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,367.28 : 42,545.43 = 10,832.94 : x
  2. Step 2: Convert to fraction form
    28,367.28/42,545.43 = 10,832.94/x
  3. Step 3: Cross multiply
    28,367.28x = 42,545.43 × 10,832.94
  4. Step 4: Simplify right side
    28,367.28x = 460,892,090.46
  5. Step 5: Solve for x
    x = 460,892,090.46/28,367.28
  6. Step 6: Final answer
    x = 16,247.31

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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.