Home / 30,195.45-45,300.33-29,693.39

Finding the Fourth Proportional to 30,195.45, 45,300.33 and 29,693.39

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Solution

The fourth proportional to 30,195.45, 45,300.33 and 29,693.39 is: 44,547.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,195.45 : 45,300.33 = 29,693.39 : x
  2. Step 2: Convert to fraction form
    30,195.45/45,300.33 = 29,693.39/x
  3. Step 3: Cross multiply
    30,195.45x = 45,300.33 × 29,693.39
  4. Step 4: Simplify right side
    30,195.45x = 1,345,120,139.32
  5. Step 5: Solve for x
    x = 1,345,120,139.32/30,195.45
  6. Step 6: Final answer
    x = 44,547.11

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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.