Home / 20,360.39-30,523.27-9,263.19

Finding the Fourth Proportional to 20,360.39, 30,523.27 and 9,263.19

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Solution

The fourth proportional to 20,360.39, 30,523.27 and 9,263.19 is: 13,886.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,360.39 : 30,523.27 = 9,263.19 : x
  2. Step 2: Convert to fraction form
    20,360.39/30,523.27 = 9,263.19/x
  3. Step 3: Cross multiply
    20,360.39x = 30,523.27 × 9,263.19
  4. Step 4: Simplify right side
    20,360.39x = 282,742,849.43
  5. Step 5: Solve for x
    x = 282,742,849.43/20,360.39
  6. Step 6: Final answer
    x = 13,886.91

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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.