Home / 12,701.70-19,052.55-11,535.30

Finding the Fourth Proportional to 12,701.70, 19,052.55 and 11,535.30

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Solution

The fourth proportional to 12,701.70, 19,052.55 and 11,535.30 is: 17,302.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,701.70 : 19,052.55 = 11,535.30 : x
  2. Step 2: Convert to fraction form
    12,701.70/19,052.55 = 11,535.30/x
  3. Step 3: Cross multiply
    12,701.70x = 19,052.55 × 11,535.30
  4. Step 4: Simplify right side
    12,701.70x = 219,776,880.02
  5. Step 5: Solve for x
    x = 219,776,880.02/12,701.70
  6. Step 6: Final answer
    x = 17,302.95

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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.