Home / 16,807.40-25,211.10-11,558.60

Finding the Fourth Proportional to 16,807.40, 25,211.10 and 11,558.60

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Solution

The fourth proportional to 16,807.40, 25,211.10 and 11,558.60 is: 17,337.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,807.40 : 25,211.10 = 11,558.60 : x
  2. Step 2: Convert to fraction form
    16,807.40/25,211.10 = 11,558.60/x
  3. Step 3: Cross multiply
    16,807.40x = 25,211.10 × 11,558.60
  4. Step 4: Simplify right side
    16,807.40x = 291,405,020.46
  5. Step 5: Solve for x
    x = 291,405,020.46/16,807.40
  6. Step 6: Final answer
    x = 17,337.90

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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.