Home / 39,534.93-59,309.60-18,758.25

Finding the Fourth Proportional to 39,534.93, 59,309.60 and 18,758.25

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Solution

The fourth proportional to 39,534.93, 59,309.60 and 18,758.25 is: 28,140.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,534.93 : 59,309.60 = 18,758.25 : x
  2. Step 2: Convert to fraction form
    39,534.93/59,309.60 = 18,758.25/x
  3. Step 3: Cross multiply
    39,534.93x = 59,309.60 × 18,758.25
  4. Step 4: Simplify right side
    39,534.93x = 1,112,544,210.41
  5. Step 5: Solve for x
    x = 1,112,544,210.41/39,534.93
  6. Step 6: Final answer
    x = 28,140.79

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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.