Home / 23,565.09-32,520.45-12,954.99

Finding the Fourth Proportional to 23,565.09, 32,520.45 and 12,954.99

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Solution

The fourth proportional to 23,565.09, 32,520.45 and 12,954.99 is: 17,878.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,565.09 : 32,520.45 = 12,954.99 : x
  2. Step 2: Convert to fraction form
    23,565.09/32,520.45 = 12,954.99/x
  3. Step 3: Cross multiply
    23,565.09x = 32,520.45 × 12,954.99
  4. Step 4: Simplify right side
    23,565.09x = 421,302,039.77
  5. Step 5: Solve for x
    x = 421,302,039.77/23,565.09
  6. Step 6: Final answer
    x = 17,878.23

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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.