Home / 39,028.80-58,532.40-15,657.60

Finding the Fourth Proportional to 39,028.80, 58,532.40 and 15,657.60

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Solution

The fourth proportional to 39,028.80, 58,532.40 and 15,657.60 is: 23,482.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,028.80 : 58,532.40 = 15,657.60 : x
  2. Step 2: Convert to fraction form
    39,028.80/58,532.40 = 15,657.60/x
  3. Step 3: Cross multiply
    39,028.80x = 58,532.40 × 15,657.60
  4. Step 4: Simplify right side
    39,028.80x = 916,476,906.24
  5. Step 5: Solve for x
    x = 916,476,906.24/39,028.80
  6. Step 6: Final answer
    x = 23,482.07

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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.