Home / 44,172.50-66,258.75-13,007.30

Finding the Fourth Proportional to 44,172.50, 66,258.75 and 13,007.30

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Solution

The fourth proportional to 44,172.50, 66,258.75 and 13,007.30 is: 19,510.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,172.50 : 66,258.75 = 13,007.30 : x
  2. Step 2: Convert to fraction form
    44,172.50/66,258.75 = 13,007.30/x
  3. Step 3: Cross multiply
    44,172.50x = 66,258.75 × 13,007.30
  4. Step 4: Simplify right side
    44,172.50x = 861,847,438.88
  5. Step 5: Solve for x
    x = 861,847,438.88/44,172.50
  6. Step 6: Final answer
    x = 19,510.95

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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.