Home / 35,822.48-53,733.84-12,449.12

Finding the Fourth Proportional to 35,822.48, 53,733.84 and 12,449.12

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Solution

The fourth proportional to 35,822.48, 53,733.84 and 12,449.12 is: 18,673.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,822.48 : 53,733.84 = 12,449.12 : x
  2. Step 2: Convert to fraction form
    35,822.48/53,733.84 = 12,449.12/x
  3. Step 3: Cross multiply
    35,822.48x = 53,733.84 × 12,449.12
  4. Step 4: Simplify right side
    35,822.48x = 668,939,022.22
  5. Step 5: Solve for x
    x = 668,939,022.22/35,822.48
  6. Step 6: Final answer
    x = 18,673.72

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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.