Home / 30,233.91-45,359.01-10,513.56

Finding the Fourth Proportional to 30,233.91, 45,359.01 and 10,513.56

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Solution

The fourth proportional to 30,233.91, 45,359.01 and 10,513.56 is: 15,773.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,233.91 : 45,359.01 = 10,513.56 : x
  2. Step 2: Convert to fraction form
    30,233.91/45,359.01 = 10,513.56/x
  3. Step 3: Cross multiply
    30,233.91x = 45,359.01 × 10,513.56
  4. Step 4: Simplify right side
    30,233.91x = 476,884,673.18
  5. Step 5: Solve for x
    x = 476,884,673.18/30,233.91
  6. Step 6: Final answer
    x = 15,773.17

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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.