Home / 13,053.36-19,585.28-5,262.80

Finding the Fourth Proportional to 13,053.36, 19,585.28 and 5,262.80

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Solution

The fourth proportional to 13,053.36, 19,585.28 and 5,262.80 is: 7,896.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,053.36 : 19,585.28 = 5,262.80 : x
  2. Step 2: Convert to fraction form
    13,053.36/19,585.28 = 5,262.80/x
  3. Step 3: Cross multiply
    13,053.36x = 19,585.28 × 5,262.80
  4. Step 4: Simplify right side
    13,053.36x = 103,073,411.58
  5. Step 5: Solve for x
    x = 103,073,411.58/13,053.36
  6. Step 6: Final answer
    x = 7,896.31

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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.