Home / 30,054.09-45,082.17-10,332.48

Finding the Fourth Proportional to 30,054.09, 45,082.17 and 10,332.48

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Solution

The fourth proportional to 30,054.09, 45,082.17 and 10,332.48 is: 15,499.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,054.09 : 45,082.17 = 10,332.48 : x
  2. Step 2: Convert to fraction form
    30,054.09/45,082.17 = 10,332.48/x
  3. Step 3: Cross multiply
    30,054.09x = 45,082.17 × 10,332.48
  4. Step 4: Simplify right side
    30,054.09x = 465,810,619.88
  5. Step 5: Solve for x
    x = 465,810,619.88/30,054.09
  6. Step 6: Final answer
    x = 15,499.08

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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.