Home / 27,742.60-41,627.02-13,901.32

Finding the Fourth Proportional to 27,742.60, 41,627.02 and 13,901.32

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Solution

The fourth proportional to 27,742.60, 41,627.02 and 13,901.32 is: 20,858.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,742.60 : 41,627.02 = 13,901.32 : x
  2. Step 2: Convert to fraction form
    27,742.60/41,627.02 = 13,901.32/x
  3. Step 3: Cross multiply
    27,742.60x = 41,627.02 × 13,901.32
  4. Step 4: Simplify right side
    27,742.60x = 578,670,525.67
  5. Step 5: Solve for x
    x = 578,670,525.67/27,742.60
  6. Step 6: Final answer
    x = 20,858.55

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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.