Home / 12,548.07-17,315.73-7,244.58

Finding the Fourth Proportional to 12,548.07, 17,315.73 and 7,244.58

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Solution

The fourth proportional to 12,548.07, 17,315.73 and 7,244.58 is: 9,997.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,548.07 : 17,315.73 = 7,244.58 : x
  2. Step 2: Convert to fraction form
    12,548.07/17,315.73 = 7,244.58/x
  3. Step 3: Cross multiply
    12,548.07x = 17,315.73 × 7,244.58
  4. Step 4: Simplify right side
    12,548.07x = 125,445,191.24
  5. Step 5: Solve for x
    x = 125,445,191.24/12,548.07
  6. Step 6: Final answer
    x = 9,997.17

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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.