Home / 30,319.11-45,472.59-10,599.66

Finding the Fourth Proportional to 30,319.11, 45,472.59 and 10,599.66

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Solution

The fourth proportional to 30,319.11, 45,472.59 and 10,599.66 is: 15,897.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,319.11 : 45,472.59 = 10,599.66 : x
  2. Step 2: Convert to fraction form
    30,319.11/45,472.59 = 10,599.66/x
  3. Step 3: Cross multiply
    30,319.11x = 45,472.59 × 10,599.66
  4. Step 4: Simplify right side
    30,319.11x = 481,993,993.32
  5. Step 5: Solve for x
    x = 481,993,993.32/30,319.11
  6. Step 6: Final answer
    x = 15,897.37

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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.