Home / 38,299.39-52,852.39-21,303.27

Finding the Fourth Proportional to 38,299.39, 52,852.39 and 21,303.27

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Solution

The fourth proportional to 38,299.39, 52,852.39 and 21,303.27 is: 29,398.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,299.39 : 52,852.39 = 21,303.27 : x
  2. Step 2: Convert to fraction form
    38,299.39/52,852.39 = 21,303.27/x
  3. Step 3: Cross multiply
    38,299.39x = 52,852.39 × 21,303.27
  4. Step 4: Simplify right side
    38,299.39x = 1,125,928,681.06
  5. Step 5: Solve for x
    x = 1,125,928,681.06/38,299.39
  6. Step 6: Final answer
    x = 29,398.09

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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.