Home / 47,015.59-70,523.55-11,955.25

Finding the Fourth Proportional to 47,015.59, 70,523.55 and 11,955.25

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Solution

The fourth proportional to 47,015.59, 70,523.55 and 11,955.25 is: 17,932.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,015.59 : 70,523.55 = 11,955.25 : x
  2. Step 2: Convert to fraction form
    47,015.59/70,523.55 = 11,955.25/x
  3. Step 3: Cross multiply
    47,015.59x = 70,523.55 × 11,955.25
  4. Step 4: Simplify right side
    47,015.59x = 843,126,671.14
  5. Step 5: Solve for x
    x = 843,126,671.14/47,015.59
  6. Step 6: Final answer
    x = 17,932.92

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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.