Home / 30,355.83-45,554.22-10,634.55

Finding the Fourth Proportional to 30,355.83, 45,554.22 and 10,634.55

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Solution

The fourth proportional to 30,355.83, 45,554.22 and 10,634.55 is: 15,959.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,355.83 : 45,554.22 = 10,634.55 : x
  2. Step 2: Convert to fraction form
    30,355.83/45,554.22 = 10,634.55/x
  3. Step 3: Cross multiply
    30,355.83x = 45,554.22 × 10,634.55
  4. Step 4: Simplify right side
    30,355.83x = 484,448,630.30
  5. Step 5: Solve for x
    x = 484,448,630.30/30,355.83
  6. Step 6: Final answer
    x = 15,959.00

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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.