Home / 24,735.05-34,138.40-18,403.68

Finding the Fourth Proportional to 24,735.05, 34,138.40 and 18,403.68

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Solution

The fourth proportional to 24,735.05, 34,138.40 and 18,403.68 is: 25,400.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,735.05 : 34,138.40 = 18,403.68 : x
  2. Step 2: Convert to fraction form
    24,735.05/34,138.40 = 18,403.68/x
  3. Step 3: Cross multiply
    24,735.05x = 34,138.40 × 18,403.68
  4. Step 4: Simplify right side
    24,735.05x = 628,272,225.31
  5. Step 5: Solve for x
    x = 628,272,225.31/24,735.05
  6. Step 6: Final answer
    x = 25,400.08

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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.