Home / 23,222.72-34,878.90-19,898.48

Finding the Fourth Proportional to 23,222.72, 34,878.90 and 19,898.48

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Solution

The fourth proportional to 23,222.72, 34,878.90 and 19,898.48 is: 29,886.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,222.72 : 34,878.90 = 19,898.48 : x
  2. Step 2: Convert to fraction form
    23,222.72/34,878.90 = 19,898.48/x
  3. Step 3: Cross multiply
    23,222.72x = 34,878.90 × 19,898.48
  4. Step 4: Simplify right side
    23,222.72x = 694,037,094.07
  5. Step 5: Solve for x
    x = 694,037,094.07/23,222.72
  6. Step 6: Final answer
    x = 29,886.12

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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.