Home / 30,338.02-45,511.59-9,561.22

Finding the Fourth Proportional to 30,338.02, 45,511.59 and 9,561.22

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Solution

The fourth proportional to 30,338.02, 45,511.59 and 9,561.22 is: 14,343.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,338.02 : 45,511.59 = 9,561.22 : x
  2. Step 2: Convert to fraction form
    30,338.02/45,511.59 = 9,561.22/x
  3. Step 3: Cross multiply
    30,338.02x = 45,511.59 × 9,561.22
  4. Step 4: Simplify right side
    30,338.02x = 435,146,324.54
  5. Step 5: Solve for x
    x = 435,146,324.54/30,338.02
  6. Step 6: Final answer
    x = 14,343.27

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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.