Home / 36,417.54-50,261-20,505.10

Finding the Fourth Proportional to 36,417.54, 50,261 and 20,505.10

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Solution

The fourth proportional to 36,417.54, 50,261 and 20,505.10 is: 28,299.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,417.54 : 50,261 = 20,505.10 : x
  2. Step 2: Convert to fraction form
    36,417.54/50,261 = 20,505.10/x
  3. Step 3: Cross multiply
    36,417.54x = 50,261 × 20,505.10
  4. Step 4: Simplify right side
    36,417.54x = 1,030,606,831.10
  5. Step 5: Solve for x
    x = 1,030,606,831.10/36,417.54
  6. Step 6: Final answer
    x = 28,299.74

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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.