Home / 36,008.91-49,684.32-20,892.81

Finding the Fourth Proportional to 36,008.91, 49,684.32 and 20,892.81

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Solution

The fourth proportional to 36,008.91, 49,684.32 and 20,892.81 is: 28,827.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,008.91 : 49,684.32 = 20,892.81 : x
  2. Step 2: Convert to fraction form
    36,008.91/49,684.32 = 20,892.81/x
  3. Step 3: Cross multiply
    36,008.91x = 49,684.32 × 20,892.81
  4. Step 4: Simplify right side
    36,008.91x = 1,038,045,057.74
  5. Step 5: Solve for x
    x = 1,038,045,057.74/36,008.91
  6. Step 6: Final answer
    x = 28,827.45

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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.