Home / 20,583.36-30,875.06-5,000.98

Finding the Fourth Proportional to 20,583.36, 30,875.06 and 5,000.98

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Solution

The fourth proportional to 20,583.36, 30,875.06 and 5,000.98 is: 7,501.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,583.36 : 30,875.06 = 5,000.98 : x
  2. Step 2: Convert to fraction form
    20,583.36/30,875.06 = 5,000.98/x
  3. Step 3: Cross multiply
    20,583.36x = 30,875.06 × 5,000.98
  4. Step 4: Simplify right side
    20,583.36x = 154,405,557.56
  5. Step 5: Solve for x
    x = 154,405,557.56/20,583.36
  6. Step 6: Final answer
    x = 7,501.47

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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.