Home / 15,941.45-22,004.69-9,653.82

Finding the Fourth Proportional to 15,941.45, 22,004.69 and 9,653.82

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Solution

The fourth proportional to 15,941.45, 22,004.69 and 9,653.82 is: 13,325.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,941.45 : 22,004.69 = 9,653.82 : x
  2. Step 2: Convert to fraction form
    15,941.45/22,004.69 = 9,653.82/x
  3. Step 3: Cross multiply
    15,941.45x = 22,004.69 × 9,653.82
  4. Step 4: Simplify right side
    15,941.45x = 212,429,268.15
  5. Step 5: Solve for x
    x = 212,429,268.15/15,941.45
  6. Step 6: Final answer
    x = 13,325.60

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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.