Home / 34,477.60-47,578.64-19,163.59

Finding the Fourth Proportional to 34,477.60, 47,578.64 and 19,163.59

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Solution

The fourth proportional to 34,477.60, 47,578.64 and 19,163.59 is: 26,445.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,477.60 : 47,578.64 = 19,163.59 : x
  2. Step 2: Convert to fraction form
    34,477.60/47,578.64 = 19,163.59/x
  3. Step 3: Cross multiply
    34,477.60x = 47,578.64 × 19,163.59
  4. Step 4: Simplify right side
    34,477.60x = 911,777,442.75
  5. Step 5: Solve for x
    x = 911,777,442.75/34,477.60
  6. Step 6: Final answer
    x = 26,445.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.