Home / 22,779.07-34,181.36-9,641.28

Finding the Fourth Proportional to 22,779.07, 34,181.36 and 9,641.28

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Solution

The fourth proportional to 22,779.07, 34,181.36 and 9,641.28 is: 14,467.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,779.07 : 34,181.36 = 9,641.28 : x
  2. Step 2: Convert to fraction form
    22,779.07/34,181.36 = 9,641.28/x
  3. Step 3: Cross multiply
    22,779.07x = 34,181.36 × 9,641.28
  4. Step 4: Simplify right side
    22,779.07x = 329,551,915.74
  5. Step 5: Solve for x
    x = 329,551,915.74/22,779.07
  6. Step 6: Final answer
    x = 14,467.31

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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.