Home / 30,093.17-45,139.65-9,033.12

Finding the Fourth Proportional to 30,093.17, 45,139.65 and 9,033.12

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Solution

The fourth proportional to 30,093.17, 45,139.65 and 9,033.12 is: 13,549.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,093.17 : 45,139.65 = 9,033.12 : x
  2. Step 2: Convert to fraction form
    30,093.17/45,139.65 = 9,033.12/x
  3. Step 3: Cross multiply
    30,093.17x = 45,139.65 × 9,033.12
  4. Step 4: Simplify right side
    30,093.17x = 407,751,841.33
  5. Step 5: Solve for x
    x = 407,751,841.33/30,093.17
  6. Step 6: Final answer
    x = 13,549.65

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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.