Home / 39,272.15-58,888.58-19,561.61

Finding the Fourth Proportional to 39,272.15, 58,888.58 and 19,561.61

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Solution

The fourth proportional to 39,272.15, 58,888.58 and 19,561.61 is: 29,332.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,272.15 : 58,888.58 = 19,561.61 : x
  2. Step 2: Convert to fraction form
    39,272.15/58,888.58 = 19,561.61/x
  3. Step 3: Cross multiply
    39,272.15x = 58,888.58 × 19,561.61
  4. Step 4: Simplify right side
    39,272.15x = 1,151,955,043.16
  5. Step 5: Solve for x
    x = 1,151,955,043.16/39,272.15
  6. Step 6: Final answer
    x = 29,332.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.