Home / 15,268.14-21,058.02-10,230.72

Finding the Fourth Proportional to 15,268.14, 21,058.02 and 10,230.72

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Solution

The fourth proportional to 15,268.14, 21,058.02 and 10,230.72 is: 14,110.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,268.14 : 21,058.02 = 10,230.72 : x
  2. Step 2: Convert to fraction form
    15,268.14/21,058.02 = 10,230.72/x
  3. Step 3: Cross multiply
    15,268.14x = 21,058.02 × 10,230.72
  4. Step 4: Simplify right side
    15,268.14x = 215,438,706.37
  5. Step 5: Solve for x
    x = 215,438,706.37/15,268.14
  6. Step 6: Final answer
    x = 14,110.34

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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.