Home / 12,607.36-17,395.96-7,301.32

Finding the Fourth Proportional to 12,607.36, 17,395.96 and 7,301.32

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Solution

The fourth proportional to 12,607.36, 17,395.96 and 7,301.32 is: 10,074.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,607.36 : 17,395.96 = 7,301.32 : x
  2. Step 2: Convert to fraction form
    12,607.36/17,395.96 = 7,301.32/x
  3. Step 3: Cross multiply
    12,607.36x = 17,395.96 × 7,301.32
  4. Step 4: Simplify right side
    12,607.36x = 127,013,470.67
  5. Step 5: Solve for x
    x = 127,013,470.67/12,607.36
  6. Step 6: Final answer
    x = 10,074.55

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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.