Home / 14,907.60-20,573.55-9,863.01

Finding the Fourth Proportional to 14,907.60, 20,573.55 and 9,863.01

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Solution

The fourth proportional to 14,907.60, 20,573.55 and 9,863.01 is: 13,611.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,907.60 : 20,573.55 = 9,863.01 : x
  2. Step 2: Convert to fraction form
    14,907.60/20,573.55 = 9,863.01/x
  3. Step 3: Cross multiply
    14,907.60x = 20,573.55 × 9,863.01
  4. Step 4: Simplify right side
    14,907.60x = 202,917,129.39
  5. Step 5: Solve for x
    x = 202,917,129.39/14,907.60
  6. Step 6: Final answer
    x = 13,611.66

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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.