Home / 23,835.60-35,741.88-13,978.08

Finding the Fourth Proportional to 23,835.60, 35,741.88 and 13,978.08

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Solution

The fourth proportional to 23,835.60, 35,741.88 and 13,978.08 is: 20,960.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,835.60 : 35,741.88 = 13,978.08 : x
  2. Step 2: Convert to fraction form
    23,835.60/35,741.88 = 13,978.08/x
  3. Step 3: Cross multiply
    23,835.60x = 35,741.88 × 13,978.08
  4. Step 4: Simplify right side
    23,835.60x = 499,602,857.99
  5. Step 5: Solve for x
    x = 499,602,857.99/23,835.60
  6. Step 6: Final answer
    x = 20,960.36

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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.