Home / 13,132.95-19,701.86-4,250.63

Finding the Fourth Proportional to 13,132.95, 19,701.86 and 4,250.63

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Solution

The fourth proportional to 13,132.95, 19,701.86 and 4,250.63 is: 6,376.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,132.95 : 19,701.86 = 4,250.63 : x
  2. Step 2: Convert to fraction form
    13,132.95/19,701.86 = 4,250.63/x
  3. Step 3: Cross multiply
    13,132.95x = 19,701.86 × 4,250.63
  4. Step 4: Simplify right side
    13,132.95x = 83,745,197.41
  5. Step 5: Solve for x
    x = 83,745,197.41/13,132.95
  6. Step 6: Final answer
    x = 6,376.72

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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.