Home / 36,152.64-49,888.32-20,236.80

Finding the Fourth Proportional to 36,152.64, 49,888.32 and 20,236.80

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Solution

The fourth proportional to 36,152.64, 49,888.32 and 20,236.80 is: 27,925.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,152.64 : 49,888.32 = 20,236.80 : x
  2. Step 2: Convert to fraction form
    36,152.64/49,888.32 = 20,236.80/x
  3. Step 3: Cross multiply
    36,152.64x = 49,888.32 × 20,236.80
  4. Step 4: Simplify right side
    36,152.64x = 1,009,579,954.18
  5. Step 5: Solve for x
    x = 1,009,579,954.18/36,152.64
  6. Step 6: Final answer
    x = 27,925.48

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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.