Home / 23,878.72-32,933.64-15,381.52

Finding the Fourth Proportional to 23,878.72, 32,933.64 and 15,381.52

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Solution

The fourth proportional to 23,878.72, 32,933.64 and 15,381.52 is: 21,214.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,878.72 : 32,933.64 = 15,381.52 : x
  2. Step 2: Convert to fraction form
    23,878.72/32,933.64 = 15,381.52/x
  3. Step 3: Cross multiply
    23,878.72x = 32,933.64 × 15,381.52
  4. Step 4: Simplify right side
    23,878.72x = 506,569,442.33
  5. Step 5: Solve for x
    x = 506,569,442.33/23,878.72
  6. Step 6: Final answer
    x = 21,214.26

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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.