Home / 12,969.36-19,452.15-6,710.76

Finding the Fourth Proportional to 12,969.36, 19,452.15 and 6,710.76

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Solution

The fourth proportional to 12,969.36, 19,452.15 and 6,710.76 is: 10,065.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,969.36 : 19,452.15 = 6,710.76 : x
  2. Step 2: Convert to fraction form
    12,969.36/19,452.15 = 6,710.76/x
  3. Step 3: Cross multiply
    12,969.36x = 19,452.15 × 6,710.76
  4. Step 4: Simplify right side
    12,969.36x = 130,538,710.13
  5. Step 5: Solve for x
    x = 130,538,710.13/12,969.36
  6. Step 6: Final answer
    x = 10,065.16

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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.