Home / 13,000.05-19,501.69-4,232.61

Finding the Fourth Proportional to 13,000.05, 19,501.69 and 4,232.61

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Solution

The fourth proportional to 13,000.05, 19,501.69 and 4,232.61 is: 6,349.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,000.05 : 19,501.69 = 4,232.61 : x
  2. Step 2: Convert to fraction form
    13,000.05/19,501.69 = 4,232.61/x
  3. Step 3: Cross multiply
    13,000.05x = 19,501.69 × 4,232.61
  4. Step 4: Simplify right side
    13,000.05x = 82,543,048.11
  5. Step 5: Solve for x
    x = 82,543,048.11/13,000.05
  6. Step 6: Final answer
    x = 6,349.44

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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.