Home / 39,673.08-59,480.46-18,911.16

Finding the Fourth Proportional to 39,673.08, 59,480.46 and 18,911.16

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Solution

The fourth proportional to 39,673.08, 59,480.46 and 18,911.16 is: 28,352.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,673.08 : 59,480.46 = 18,911.16 : x
  2. Step 2: Convert to fraction form
    39,673.08/59,480.46 = 18,911.16/x
  3. Step 3: Cross multiply
    39,673.08x = 59,480.46 × 18,911.16
  4. Step 4: Simplify right side
    39,673.08x = 1,124,844,495.93
  5. Step 5: Solve for x
    x = 1,124,844,495.93/39,673.08
  6. Step 6: Final answer
    x = 28,352.84

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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.