Home / 13,020.52-19,527.68-5,620.93

Finding the Fourth Proportional to 13,020.52, 19,527.68 and 5,620.93

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Solution

The fourth proportional to 13,020.52, 19,527.68 and 5,620.93 is: 8,430.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,020.52 : 19,527.68 = 5,620.93 : x
  2. Step 2: Convert to fraction form
    13,020.52/19,527.68 = 5,620.93/x
  3. Step 3: Cross multiply
    13,020.52x = 19,527.68 × 5,620.93
  4. Step 4: Simplify right side
    13,020.52x = 109,763,596.60
  5. Step 5: Solve for x
    x = 109,763,596.60/13,020.52
  6. Step 6: Final answer
    x = 8,430.05

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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.