Home / 13,565.42-20,334.21-6,535.10

Finding the Fourth Proportional to 13,565.42, 20,334.21 and 6,535.10

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Solution

The fourth proportional to 13,565.42, 20,334.21 and 6,535.10 is: 9,795.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,565.42 : 20,334.21 = 6,535.10 : x
  2. Step 2: Convert to fraction form
    13,565.42/20,334.21 = 6,535.10/x
  3. Step 3: Cross multiply
    13,565.42x = 20,334.21 × 6,535.10
  4. Step 4: Simplify right side
    13,565.42x = 132,886,095.77
  5. Step 5: Solve for x
    x = 132,886,095.77/13,565.42
  6. Step 6: Final answer
    x = 9,795.94

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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.