Home / 26,290.56-36,277.44-15,113.28

Finding the Fourth Proportional to 26,290.56, 36,277.44 and 15,113.28

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Solution

The fourth proportional to 26,290.56, 36,277.44 and 15,113.28 is: 20,854.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,290.56 : 36,277.44 = 15,113.28 : x
  2. Step 2: Convert to fraction form
    26,290.56/36,277.44 = 15,113.28/x
  3. Step 3: Cross multiply
    26,290.56x = 36,277.44 × 15,113.28
  4. Step 4: Simplify right side
    26,290.56x = 548,271,108.40
  5. Step 5: Solve for x
    x = 548,271,108.40/26,290.56
  6. Step 6: Final answer
    x = 20,854.30

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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.