Home / 23,638.86-35,458.16-13,637.12

Finding the Fourth Proportional to 23,638.86, 35,458.16 and 13,637.12

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Solution

The fourth proportional to 23,638.86, 35,458.16 and 13,637.12 is: 20,455.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,638.86 : 35,458.16 = 13,637.12 : x
  2. Step 2: Convert to fraction form
    23,638.86/35,458.16 = 13,637.12/x
  3. Step 3: Cross multiply
    23,638.86x = 35,458.16 × 13,637.12
  4. Step 4: Simplify right side
    23,638.86x = 483,546,937.42
  5. Step 5: Solve for x
    x = 483,546,937.42/23,638.86
  6. Step 6: Final answer
    x = 20,455.59

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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.