Home / 13,941.06-19,221.75-9,695.58

Finding the Fourth Proportional to 13,941.06, 19,221.75 and 9,695.58

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Solution

The fourth proportional to 13,941.06, 19,221.75 and 9,695.58 is: 13,368.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,941.06 : 19,221.75 = 9,695.58 : x
  2. Step 2: Convert to fraction form
    13,941.06/19,221.75 = 9,695.58/x
  3. Step 3: Cross multiply
    13,941.06x = 19,221.75 × 9,695.58
  4. Step 4: Simplify right side
    13,941.06x = 186,366,014.87
  5. Step 5: Solve for x
    x = 186,366,014.87/13,941.06
  6. Step 6: Final answer
    x = 13,368.14

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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.