Home / 34,921.30-48,189.90-19,005.72

Finding the Fourth Proportional to 34,921.30, 48,189.90 and 19,005.72

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Solution

The fourth proportional to 34,921.30, 48,189.90 and 19,005.72 is: 26,227.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,921.30 : 48,189.90 = 19,005.72 : x
  2. Step 2: Convert to fraction form
    34,921.30/48,189.90 = 19,005.72/x
  3. Step 3: Cross multiply
    34,921.30x = 48,189.90 × 19,005.72
  4. Step 4: Simplify right side
    34,921.30x = 915,883,746.23
  5. Step 5: Solve for x
    x = 915,883,746.23/34,921.30
  6. Step 6: Final answer
    x = 26,227.08

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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.