Home / 13,092.51-18,047.79-10,253.64

Finding the Fourth Proportional to 13,092.51, 18,047.79 and 10,253.64

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Solution

The fourth proportional to 13,092.51, 18,047.79 and 10,253.64 is: 14,134.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,092.51 : 18,047.79 = 10,253.64 : x
  2. Step 2: Convert to fraction form
    13,092.51/18,047.79 = 10,253.64/x
  3. Step 3: Cross multiply
    13,092.51x = 18,047.79 × 10,253.64
  4. Step 4: Simplify right side
    13,092.51x = 185,055,541.46
  5. Step 5: Solve for x
    x = 185,055,541.46/13,092.51
  6. Step 6: Final answer
    x = 14,134.46

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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.