Home / 23,218.48-32,043.48-13,148.68

Finding the Fourth Proportional to 23,218.48, 32,043.48 and 13,148.68

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Solution

The fourth proportional to 23,218.48, 32,043.48 and 13,148.68 is: 18,146.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,218.48 : 32,043.48 = 13,148.68 : x
  2. Step 2: Convert to fraction form
    23,218.48/32,043.48 = 13,148.68/x
  3. Step 3: Cross multiply
    23,218.48x = 32,043.48 × 13,148.68
  4. Step 4: Simplify right side
    23,218.48x = 421,329,464.61
  5. Step 5: Solve for x
    x = 421,329,464.61/23,218.48
  6. Step 6: Final answer
    x = 18,146.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.