Home / 21,746.96-32,629.08-7,897.04

Finding the Fourth Proportional to 21,746.96, 32,629.08 and 7,897.04

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Solution

The fourth proportional to 21,746.96, 32,629.08 and 7,897.04 is: 11,848.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,746.96 : 32,629.08 = 7,897.04 : x
  2. Step 2: Convert to fraction form
    21,746.96/32,629.08 = 7,897.04/x
  3. Step 3: Cross multiply
    21,746.96x = 32,629.08 × 7,897.04
  4. Step 4: Simplify right side
    21,746.96x = 257,673,149.92
  5. Step 5: Solve for x
    x = 257,673,149.92/21,746.96
  6. Step 6: Final answer
    x = 11,848.70

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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.