Home / 30,071.75-45,104.58-10,351.71

Finding the Fourth Proportional to 30,071.75, 45,104.58 and 10,351.71

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Solution

The fourth proportional to 30,071.75, 45,104.58 and 10,351.71 is: 15,526.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,071.75 : 45,104.58 = 10,351.71 : x
  2. Step 2: Convert to fraction form
    30,071.75/45,104.58 = 10,351.71/x
  3. Step 3: Cross multiply
    30,071.75x = 45,104.58 × 10,351.71
  4. Step 4: Simplify right side
    30,071.75x = 466,909,531.83
  5. Step 5: Solve for x
    x = 466,909,531.83/30,071.75
  6. Step 6: Final answer
    x = 15,526.52

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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.