Home / 30,214.76-45,322.18-10,493.28

Finding the Fourth Proportional to 30,214.76, 45,322.18 and 10,493.28

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Solution

The fourth proportional to 30,214.76, 45,322.18 and 10,493.28 is: 15,739.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,214.76 : 45,322.18 = 10,493.28 : x
  2. Step 2: Convert to fraction form
    30,214.76/45,322.18 = 10,493.28/x
  3. Step 3: Cross multiply
    30,214.76x = 45,322.18 × 10,493.28
  4. Step 4: Simplify right side
    30,214.76x = 475,578,298.72
  5. Step 5: Solve for x
    x = 475,578,298.72/30,214.76
  6. Step 6: Final answer
    x = 15,739.94

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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.