Home / 47,346.41-70,970.40-19,254.39

Finding the Fourth Proportional to 47,346.41, 70,970.40 and 19,254.39

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Solution

The fourth proportional to 47,346.41, 70,970.40 and 19,254.39 is: 28,861.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,346.41 : 70,970.40 = 19,254.39 : x
  2. Step 2: Convert to fraction form
    47,346.41/70,970.40 = 19,254.39/x
  3. Step 3: Cross multiply
    47,346.41x = 70,970.40 × 19,254.39
  4. Step 4: Simplify right side
    47,346.41x = 1,366,491,760.06
  5. Step 5: Solve for x
    x = 1,366,491,760.06/47,346.41
  6. Step 6: Final answer
    x = 28,861.57

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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.