Home / 26,031.96-39,058.86-13,555.14

Finding the Fourth Proportional to 26,031.96, 39,058.86 and 13,555.14

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Solution

The fourth proportional to 26,031.96, 39,058.86 and 13,555.14 is: 20,338.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,031.96 : 39,058.86 = 13,555.14 : x
  2. Step 2: Convert to fraction form
    26,031.96/39,058.86 = 13,555.14/x
  3. Step 3: Cross multiply
    26,031.96x = 39,058.86 × 13,555.14
  4. Step 4: Simplify right side
    26,031.96x = 529,448,315.54
  5. Step 5: Solve for x
    x = 529,448,315.54/26,031.96
  6. Step 6: Final answer
    x = 20,338.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.