Home / 35,212.64-48,587.28-20,098.40

Finding the Fourth Proportional to 35,212.64, 48,587.28 and 20,098.40

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Solution

The fourth proportional to 35,212.64, 48,587.28 and 20,098.40 is: 27,732.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,212.64 : 48,587.28 = 20,098.40 : x
  2. Step 2: Convert to fraction form
    35,212.64/48,587.28 = 20,098.40/x
  3. Step 3: Cross multiply
    35,212.64x = 48,587.28 × 20,098.40
  4. Step 4: Simplify right side
    35,212.64x = 976,526,588.35
  5. Step 5: Solve for x
    x = 976,526,588.35/35,212.64
  6. Step 6: Final answer
    x = 27,732.27

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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.