Home / 13,366.74-20,050.02-10,447.50

Finding the Fourth Proportional to 13,366.74, 20,050.02 and 10,447.50

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Solution

The fourth proportional to 13,366.74, 20,050.02 and 10,447.50 is: 15,671.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,366.74 : 20,050.02 = 10,447.50 : x
  2. Step 2: Convert to fraction form
    13,366.74/20,050.02 = 10,447.50/x
  3. Step 3: Cross multiply
    13,366.74x = 20,050.02 × 10,447.50
  4. Step 4: Simplify right side
    13,366.74x = 209,472,583.95
  5. Step 5: Solve for x
    x = 209,472,583.95/13,366.74
  6. Step 6: Final answer
    x = 15,671.18

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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.