Home / 15,499.41-23,210.82-8,110.08

Finding the Fourth Proportional to 15,499.41, 23,210.82 and 8,110.08

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Solution

The fourth proportional to 15,499.41, 23,210.82 and 8,110.08 is: 12,145.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,499.41 : 23,210.82 = 8,110.08 : x
  2. Step 2: Convert to fraction form
    15,499.41/23,210.82 = 8,110.08/x
  3. Step 3: Cross multiply
    15,499.41x = 23,210.82 × 8,110.08
  4. Step 4: Simplify right side
    15,499.41x = 188,241,607.07
  5. Step 5: Solve for x
    x = 188,241,607.07/15,499.41
  6. Step 6: Final answer
    x = 12,145.08

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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.