Home / 13,017.15-19,528.41-5,226.57

Finding the Fourth Proportional to 13,017.15, 19,528.41 and 5,226.57

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Solution

The fourth proportional to 13,017.15, 19,528.41 and 5,226.57 is: 7,840.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,017.15 : 19,528.41 = 5,226.57 : x
  2. Step 2: Convert to fraction form
    13,017.15/19,528.41 = 5,226.57/x
  3. Step 3: Cross multiply
    13,017.15x = 19,528.41 × 5,226.57
  4. Step 4: Simplify right side
    13,017.15x = 102,066,601.85
  5. Step 5: Solve for x
    x = 102,066,601.85/13,017.15
  6. Step 6: Final answer
    x = 7,840.93

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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.