Home / 47,188.08-70,757.64-13,903.76

Finding the Fourth Proportional to 47,188.08, 70,757.64 and 13,903.76

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Solution

The fourth proportional to 47,188.08, 70,757.64 and 13,903.76 is: 20,848.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,188.08 : 70,757.64 = 13,903.76 : x
  2. Step 2: Convert to fraction form
    47,188.08/70,757.64 = 13,903.76/x
  3. Step 3: Cross multiply
    47,188.08x = 70,757.64 × 13,903.76
  4. Step 4: Simplify right side
    47,188.08x = 983,797,244.73
  5. Step 5: Solve for x
    x = 983,797,244.73/47,188.08
  6. Step 6: Final answer
    x = 20,848.43

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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.