Home / 19,535.83-29,239.81-10,628.91

Finding the Fourth Proportional to 19,535.83, 29,239.81 and 10,628.91

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Solution

The fourth proportional to 19,535.83, 29,239.81 and 10,628.91 is: 15,908.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,535.83 : 29,239.81 = 10,628.91 : x
  2. Step 2: Convert to fraction form
    19,535.83/29,239.81 = 10,628.91/x
  3. Step 3: Cross multiply
    19,535.83x = 29,239.81 × 10,628.91
  4. Step 4: Simplify right side
    19,535.83x = 310,787,282.33
  5. Step 5: Solve for x
    x = 310,787,282.33/19,535.83
  6. Step 6: Final answer
    x = 15,908.58

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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.