Home / 30,275.10-45,399.69-9,500.22

Finding the Fourth Proportional to 30,275.10, 45,399.69 and 9,500.22

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Solution

The fourth proportional to 30,275.10, 45,399.69 and 9,500.22 is: 14,246.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,275.10 : 45,399.69 = 9,500.22 : x
  2. Step 2: Convert to fraction form
    30,275.10/45,399.69 = 9,500.22/x
  3. Step 3: Cross multiply
    30,275.10x = 45,399.69 × 9,500.22
  4. Step 4: Simplify right side
    30,275.10x = 431,307,042.93
  5. Step 5: Solve for x
    x = 431,307,042.93/30,275.10
  6. Step 6: Final answer
    x = 14,246.26

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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.