Home / 13,941.46-19,239.29-7,973.38

Finding the Fourth Proportional to 13,941.46, 19,239.29 and 7,973.38

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Solution

The fourth proportional to 13,941.46, 19,239.29 and 7,973.38 is: 11,003.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,941.46 : 19,239.29 = 7,973.38 : x
  2. Step 2: Convert to fraction form
    13,941.46/19,239.29 = 7,973.38/x
  3. Step 3: Cross multiply
    13,941.46x = 19,239.29 × 7,973.38
  4. Step 4: Simplify right side
    13,941.46x = 153,402,170.10
  5. Step 5: Solve for x
    x = 153,402,170.10/13,941.46
  6. Step 6: Final answer
    x = 11,003.31

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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.