Home / 16,631.81-24,960.40-6,111.80

Finding the Fourth Proportional to 16,631.81, 24,960.40 and 6,111.80

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Solution

The fourth proportional to 16,631.81, 24,960.40 and 6,111.80 is: 9,172.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,631.81 : 24,960.40 = 6,111.80 : x
  2. Step 2: Convert to fraction form
    16,631.81/24,960.40 = 6,111.80/x
  3. Step 3: Cross multiply
    16,631.81x = 24,960.40 × 6,111.80
  4. Step 4: Simplify right side
    16,631.81x = 152,552,832.64
  5. Step 5: Solve for x
    x = 152,552,832.64/16,631.81
  6. Step 6: Final answer
    x = 9,172.36

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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.