Home / 39,263.92-54,184.58-21,359.32

Finding the Fourth Proportional to 39,263.92, 54,184.58 and 21,359.32

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Solution

The fourth proportional to 39,263.92, 54,184.58 and 21,359.32 is: 29,476.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,263.92 : 54,184.58 = 21,359.32 : x
  2. Step 2: Convert to fraction form
    39,263.92/54,184.58 = 21,359.32/x
  3. Step 3: Cross multiply
    39,263.92x = 54,184.58 × 21,359.32
  4. Step 4: Simplify right side
    39,263.92x = 1,157,345,783.29
  5. Step 5: Solve for x
    x = 1,157,345,783.29/39,263.92
  6. Step 6: Final answer
    x = 29,476.06

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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.