Home / 23,597.51-32,565.20-12,987.79

Finding the Fourth Proportional to 23,597.51, 32,565.20 and 12,987.79

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Solution

The fourth proportional to 23,597.51, 32,565.20 and 12,987.79 is: 17,923.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,597.51 : 32,565.20 = 12,987.79 : x
  2. Step 2: Convert to fraction form
    23,597.51/32,565.20 = 12,987.79/x
  3. Step 3: Cross multiply
    23,597.51x = 32,565.20 × 12,987.79
  4. Step 4: Simplify right side
    23,597.51x = 422,949,816.08
  5. Step 5: Solve for x
    x = 422,949,816.08/23,597.51
  6. Step 6: Final answer
    x = 17,923.50

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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.