Home / 39,875.02-59,820.39-11,412.24

Finding the Fourth Proportional to 39,875.02, 59,820.39 and 11,412.24

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Solution

The fourth proportional to 39,875.02, 59,820.39 and 11,412.24 is: 17,120.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,875.02 : 59,820.39 = 11,412.24 : x
  2. Step 2: Convert to fraction form
    39,875.02/59,820.39 = 11,412.24/x
  3. Step 3: Cross multiply
    39,875.02x = 59,820.39 × 11,412.24
  4. Step 4: Simplify right side
    39,875.02x = 682,684,647.57
  5. Step 5: Solve for x
    x = 682,684,647.57/39,875.02
  6. Step 6: Final answer
    x = 17,120.61

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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.