Home / 18,788.15-25,925.77-11,232.98

Finding the Fourth Proportional to 18,788.15, 25,925.77 and 11,232.98

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Solution

The fourth proportional to 18,788.15, 25,925.77 and 11,232.98 is: 15,500.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,788.15 : 25,925.77 = 11,232.98 : x
  2. Step 2: Convert to fraction form
    18,788.15/25,925.77 = 11,232.98/x
  3. Step 3: Cross multiply
    18,788.15x = 25,925.77 × 11,232.98
  4. Step 4: Simplify right side
    18,788.15x = 291,223,637.53
  5. Step 5: Solve for x
    x = 291,223,637.53/18,788.15
  6. Step 6: Final answer
    x = 15,500.39

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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.