Home / 23,564.64-32,521.20-12,956.40

Finding the Fourth Proportional to 23,564.64, 32,521.20 and 12,956.40

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Solution

The fourth proportional to 23,564.64, 32,521.20 and 12,956.40 is: 17,880.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,564.64 : 32,521.20 = 12,956.40 : x
  2. Step 2: Convert to fraction form
    23,564.64/32,521.20 = 12,956.40/x
  3. Step 3: Cross multiply
    23,564.64x = 32,521.20 × 12,956.40
  4. Step 4: Simplify right side
    23,564.64x = 421,357,675.68
  5. Step 5: Solve for x
    x = 421,357,675.68/23,564.64
  6. Step 6: Final answer
    x = 17,880.93

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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.