Home / 19,539.96-29,311.12-5,501.12

Finding the Fourth Proportional to 19,539.96, 29,311.12 and 5,501.12

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Solution

The fourth proportional to 19,539.96, 29,311.12 and 5,501.12 is: 8,252.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,539.96 : 29,311.12 = 5,501.12 : x
  2. Step 2: Convert to fraction form
    19,539.96/29,311.12 = 5,501.12/x
  3. Step 3: Cross multiply
    19,539.96x = 29,311.12 × 5,501.12
  4. Step 4: Simplify right side
    19,539.96x = 161,243,988.45
  5. Step 5: Solve for x
    x = 161,243,988.45/19,539.96
  6. Step 6: Final answer
    x = 8,252.01

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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.