Home / 13,256.22-18,292.51-7,804.43

Finding the Fourth Proportional to 13,256.22, 18,292.51 and 7,804.43

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Solution

The fourth proportional to 13,256.22, 18,292.51 and 7,804.43 is: 10,769.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,256.22 : 18,292.51 = 7,804.43 : x
  2. Step 2: Convert to fraction form
    13,256.22/18,292.51 = 7,804.43/x
  3. Step 3: Cross multiply
    13,256.22x = 18,292.51 × 7,804.43
  4. Step 4: Simplify right side
    13,256.22x = 142,762,600.71
  5. Step 5: Solve for x
    x = 142,762,600.71/13,256.22
  6. Step 6: Final answer
    x = 10,769.48

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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.