Home / 22,907.85-31,611.35-13,474.59

Finding the Fourth Proportional to 22,907.85, 31,611.35 and 13,474.59

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Solution

The fourth proportional to 22,907.85, 31,611.35 and 13,474.59 is: 18,594.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,907.85 : 31,611.35 = 13,474.59 : x
  2. Step 2: Convert to fraction form
    22,907.85/31,611.35 = 13,474.59/x
  3. Step 3: Cross multiply
    22,907.85x = 31,611.35 × 13,474.59
  4. Step 4: Simplify right side
    22,907.85x = 425,949,913.22
  5. Step 5: Solve for x
    x = 425,949,913.22/22,907.85
  6. Step 6: Final answer
    x = 18,594.06

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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.