Home / 35,416.11-53,118.02-13,229.68

Finding the Fourth Proportional to 35,416.11, 53,118.02 and 13,229.68

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Solution

The fourth proportional to 35,416.11, 53,118.02 and 13,229.68 is: 19,842.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,416.11 : 53,118.02 = 13,229.68 : x
  2. Step 2: Convert to fraction form
    35,416.11/53,118.02 = 13,229.68/x
  3. Step 3: Cross multiply
    35,416.11x = 53,118.02 × 13,229.68
  4. Step 4: Simplify right side
    35,416.11x = 702,734,406.83
  5. Step 5: Solve for x
    x = 702,734,406.83/35,416.11
  6. Step 6: Final answer
    x = 19,842.22

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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.