Home / 38,152.67-52,653.81-21,162.26

Finding the Fourth Proportional to 38,152.67, 52,653.81 and 21,162.26

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Solution

The fourth proportional to 38,152.67, 52,653.81 and 21,162.26 is: 29,205.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,152.67 : 52,653.81 = 21,162.26 : x
  2. Step 2: Convert to fraction form
    38,152.67/52,653.81 = 21,162.26/x
  3. Step 3: Cross multiply
    38,152.67x = 52,653.81 × 21,162.26
  4. Step 4: Simplify right side
    38,152.67x = 1,114,273,617.21
  5. Step 5: Solve for x
    x = 1,114,273,617.21/38,152.67
  6. Step 6: Final answer
    x = 29,205.65

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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.