Home / 39,063.55-53,903.85-21,832.74

Finding the Fourth Proportional to 39,063.55, 53,903.85 and 21,832.74

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Solution

The fourth proportional to 39,063.55, 53,903.85 and 21,832.74 is: 30,127.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,063.55 : 53,903.85 = 21,832.74 : x
  2. Step 2: Convert to fraction form
    39,063.55/53,903.85 = 21,832.74/x
  3. Step 3: Cross multiply
    39,063.55x = 53,903.85 × 21,832.74
  4. Step 4: Simplify right side
    39,063.55x = 1,176,868,742.05
  5. Step 5: Solve for x
    x = 1,176,868,742.05/39,063.55
  6. Step 6: Final answer
    x = 30,127.03

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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.