Home / 16,817.35-25,225.62-5,130.67

Finding the Fourth Proportional to 16,817.35, 25,225.62 and 5,130.67

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Solution

The fourth proportional to 16,817.35, 25,225.62 and 5,130.67 is: 7,695.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,817.35 : 25,225.62 = 5,130.67 : x
  2. Step 2: Convert to fraction form
    16,817.35/25,225.62 = 5,130.67/x
  3. Step 3: Cross multiply
    16,817.35x = 25,225.62 × 5,130.67
  4. Step 4: Simplify right side
    16,817.35x = 129,424,331.77
  5. Step 5: Solve for x
    x = 129,424,331.77/16,817.35
  6. Step 6: Final answer
    x = 7,695.88

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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.