Home / 13,733.44-18,952.16-7,445.81

Finding the Fourth Proportional to 13,733.44, 18,952.16 and 7,445.81

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Solution

The fourth proportional to 13,733.44, 18,952.16 and 7,445.81 is: 10,275.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,733.44 : 18,952.16 = 7,445.81 : x
  2. Step 2: Convert to fraction form
    13,733.44/18,952.16 = 7,445.81/x
  3. Step 3: Cross multiply
    13,733.44x = 18,952.16 × 7,445.81
  4. Step 4: Simplify right side
    13,733.44x = 141,114,192.60
  5. Step 5: Solve for x
    x = 141,114,192.60/13,733.44
  6. Step 6: Final answer
    x = 10,275.23

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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.