Home / 39,959.30-55,141.47-22,053.84

Finding the Fourth Proportional to 39,959.30, 55,141.47 and 22,053.84

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Solution

The fourth proportional to 39,959.30, 55,141.47 and 22,053.84 is: 30,433.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,959.30 : 55,141.47 = 22,053.84 : x
  2. Step 2: Convert to fraction form
    39,959.30/55,141.47 = 22,053.84/x
  3. Step 3: Cross multiply
    39,959.30x = 55,141.47 × 22,053.84
  4. Step 4: Simplify right side
    39,959.30x = 1,216,081,156.74
  5. Step 5: Solve for x
    x = 1,216,081,156.74/39,959.30
  6. Step 6: Final answer
    x = 30,433.00

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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.