Home / 47,262.20-70,893.29-13,979.67

Finding the Fourth Proportional to 47,262.20, 70,893.29 and 13,979.67

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Solution

The fourth proportional to 47,262.20, 70,893.29 and 13,979.67 is: 20,969.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,262.20 : 70,893.29 = 13,979.67 : x
  2. Step 2: Convert to fraction form
    47,262.20/70,893.29 = 13,979.67/x
  3. Step 3: Cross multiply
    47,262.20x = 70,893.29 × 13,979.67
  4. Step 4: Simplify right side
    47,262.20x = 991,064,799.41
  5. Step 5: Solve for x
    x = 991,064,799.41/47,262.20
  6. Step 6: Final answer
    x = 20,969.50

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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.