Home / 19,235.34-26,540.19-13,265.10

Finding the Fourth Proportional to 19,235.34, 26,540.19 and 13,265.10

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Solution

The fourth proportional to 19,235.34, 26,540.19 and 13,265.10 is: 18,302.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,235.34 : 26,540.19 = 13,265.10 : x
  2. Step 2: Convert to fraction form
    19,235.34/26,540.19 = 13,265.10/x
  3. Step 3: Cross multiply
    19,235.34x = 26,540.19 × 13,265.10
  4. Step 4: Simplify right side
    19,235.34x = 352,058,274.37
  5. Step 5: Solve for x
    x = 352,058,274.37/19,235.34
  6. Step 6: Final answer
    x = 18,302.68

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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.