Home / 23,598.82-32,565.13-12,986.40

Finding the Fourth Proportional to 23,598.82, 32,565.13 and 12,986.40

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Solution

The fourth proportional to 23,598.82, 32,565.13 and 12,986.40 is: 17,920.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,598.82 : 32,565.13 = 12,986.40 : x
  2. Step 2: Convert to fraction form
    23,598.82/32,565.13 = 12,986.40/x
  3. Step 3: Cross multiply
    23,598.82x = 32,565.13 × 12,986.40
  4. Step 4: Simplify right side
    23,598.82x = 422,903,804.23
  5. Step 5: Solve for x
    x = 422,903,804.23/23,598.82
  6. Step 6: Final answer
    x = 17,920.55

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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.