Home / 39,812.60-59,726.10-20,041.40

Finding the Fourth Proportional to 39,812.60, 59,726.10 and 20,041.40

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Solution

The fourth proportional to 39,812.60, 59,726.10 and 20,041.40 is: 30,065.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,812.60 : 59,726.10 = 20,041.40 : x
  2. Step 2: Convert to fraction form
    39,812.60/59,726.10 = 20,041.40/x
  3. Step 3: Cross multiply
    39,812.60x = 59,726.10 × 20,041.40
  4. Step 4: Simplify right side
    39,812.60x = 1,196,994,660.54
  5. Step 5: Solve for x
    x = 1,196,994,660.54/39,812.60
  6. Step 6: Final answer
    x = 30,065.72

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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.