Home / 18,985.54-26,193.63-11,024.86

Finding the Fourth Proportional to 18,985.54, 26,193.63 and 11,024.86

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Solution

The fourth proportional to 18,985.54, 26,193.63 and 11,024.86 is: 15,210.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,985.54 : 26,193.63 = 11,024.86 : x
  2. Step 2: Convert to fraction form
    18,985.54/26,193.63 = 11,024.86/x
  3. Step 3: Cross multiply
    18,985.54x = 26,193.63 × 11,024.86
  4. Step 4: Simplify right side
    18,985.54x = 288,781,103.64
  5. Step 5: Solve for x
    x = 288,781,103.64/18,985.54
  6. Step 6: Final answer
    x = 15,210.58

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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.