Home / 12,701.15-19,055.91-5,307.73

Finding the Fourth Proportional to 12,701.15, 19,055.91 and 5,307.73

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Solution

The fourth proportional to 12,701.15, 19,055.91 and 5,307.73 is: 7,963.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,701.15 : 19,055.91 = 5,307.73 : x
  2. Step 2: Convert to fraction form
    12,701.15/19,055.91 = 5,307.73/x
  3. Step 3: Cross multiply
    12,701.15x = 19,055.91 × 5,307.73
  4. Step 4: Simplify right side
    12,701.15x = 101,143,567.59
  5. Step 5: Solve for x
    x = 101,143,567.59/12,701.15
  6. Step 6: Final answer
    x = 7,963.34

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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.