Home / 35,535.71-49,022.52-21,187.37

Finding the Fourth Proportional to 35,535.71, 49,022.52 and 21,187.37

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Solution

The fourth proportional to 35,535.71, 49,022.52 and 21,187.37 is: 29,228.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,535.71 : 49,022.52 = 21,187.37 : x
  2. Step 2: Convert to fraction form
    35,535.71/49,022.52 = 21,187.37/x
  3. Step 3: Cross multiply
    35,535.71x = 49,022.52 × 21,187.37
  4. Step 4: Simplify right side
    35,535.71x = 1,038,658,312.68
  5. Step 5: Solve for x
    x = 1,038,658,312.68/35,535.71
  6. Step 6: Final answer
    x = 29,228.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.