Home / 36,555.79-50,444.16-20,641.81

Finding the Fourth Proportional to 36,555.79, 50,444.16 and 20,641.81

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Solution

The fourth proportional to 36,555.79, 50,444.16 and 20,641.81 is: 28,484.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,555.79 : 50,444.16 = 20,641.81 : x
  2. Step 2: Convert to fraction form
    36,555.79/50,444.16 = 20,641.81/x
  3. Step 3: Cross multiply
    36,555.79x = 50,444.16 × 20,641.81
  4. Step 4: Simplify right side
    36,555.79x = 1,041,258,766.33
  5. Step 5: Solve for x
    x = 1,041,258,766.33/36,555.79
  6. Step 6: Final answer
    x = 28,484.10

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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.