Home / 12,569.36-17,343.78-7,263.15

Finding the Fourth Proportional to 12,569.36, 17,343.78 and 7,263.15

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Solution

The fourth proportional to 12,569.36, 17,343.78 and 7,263.15 is: 10,022.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,569.36 : 17,343.78 = 7,263.15 : x
  2. Step 2: Convert to fraction form
    12,569.36/17,343.78 = 7,263.15/x
  3. Step 3: Cross multiply
    12,569.36x = 17,343.78 × 7,263.15
  4. Step 4: Simplify right side
    12,569.36x = 125,970,475.71
  5. Step 5: Solve for x
    x = 125,970,475.71/12,569.36
  6. Step 6: Final answer
    x = 10,022.03

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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.