Home / 46,909.30-70,367.64-13,629.94

Finding the Fourth Proportional to 46,909.30, 70,367.64 and 13,629.94

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Solution

The fourth proportional to 46,909.30, 70,367.64 and 13,629.94 is: 20,445.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,909.30 : 70,367.64 = 13,629.94 : x
  2. Step 2: Convert to fraction form
    46,909.30/70,367.64 = 13,629.94/x
  3. Step 3: Cross multiply
    46,909.30x = 70,367.64 × 13,629.94
  4. Step 4: Simplify right side
    46,909.30x = 959,106,711.14
  5. Step 5: Solve for x
    x = 959,106,711.14/46,909.30
  6. Step 6: Final answer
    x = 20,445.98

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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.