Home / 47,203.20-70,804.98-19,123.79

Finding the Fourth Proportional to 47,203.20, 70,804.98 and 19,123.79

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Solution

The fourth proportional to 47,203.20, 70,804.98 and 19,123.79 is: 28,685.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,203.20 : 70,804.98 = 19,123.79 : x
  2. Step 2: Convert to fraction form
    47,203.20/70,804.98 = 19,123.79/x
  3. Step 3: Cross multiply
    47,203.20x = 70,804.98 × 19,123.79
  4. Step 4: Simplify right side
    47,203.20x = 1,354,059,214.45
  5. Step 5: Solve for x
    x = 1,354,059,214.45/47,203.20
  6. Step 6: Final answer
    x = 28,685.75

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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.