Home / 14,601.42-20,156.64-9,565.80

Finding the Fourth Proportional to 14,601.42, 20,156.64 and 9,565.80

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Solution

The fourth proportional to 14,601.42, 20,156.64 and 9,565.80 is: 13,205.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,601.42 : 20,156.64 = 9,565.80 : x
  2. Step 2: Convert to fraction form
    14,601.42/20,156.64 = 9,565.80/x
  3. Step 3: Cross multiply
    14,601.42x = 20,156.64 × 9,565.80
  4. Step 4: Simplify right side
    14,601.42x = 192,814,386.91
  5. Step 5: Solve for x
    x = 192,814,386.91/14,601.42
  6. Step 6: Final answer
    x = 13,205.18

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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.