Home / 39,566.40-59,335.20-19,838.40

Finding the Fourth Proportional to 39,566.40, 59,335.20 and 19,838.40

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Solution

The fourth proportional to 39,566.40, 59,335.20 and 19,838.40 is: 29,750.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,566.40 : 59,335.20 = 19,838.40 : x
  2. Step 2: Convert to fraction form
    39,566.40/59,335.20 = 19,838.40/x
  3. Step 3: Cross multiply
    39,566.40x = 59,335.20 × 19,838.40
  4. Step 4: Simplify right side
    39,566.40x = 1,177,115,431.68
  5. Step 5: Solve for x
    x = 1,177,115,431.68/39,566.40
  6. Step 6: Final answer
    x = 29,750.38

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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.