Home / 16,877.61-25,297.11-10,289.16

Finding the Fourth Proportional to 16,877.61, 25,297.11 and 10,289.16

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Solution

The fourth proportional to 16,877.61, 25,297.11 and 10,289.16 is: 15,421.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,877.61 : 25,297.11 = 10,289.16 : x
  2. Step 2: Convert to fraction form
    16,877.61/25,297.11 = 10,289.16/x
  3. Step 3: Cross multiply
    16,877.61x = 25,297.11 × 10,289.16
  4. Step 4: Simplify right side
    16,877.61x = 260,286,012.33
  5. Step 5: Solve for x
    x = 260,286,012.33/16,877.61
  6. Step 6: Final answer
    x = 15,421.97

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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.