Home / 23,599.90-32,568.09-12,989.75

Finding the Fourth Proportional to 23,599.90, 32,568.09 and 12,989.75

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Solution

The fourth proportional to 23,599.90, 32,568.09 and 12,989.75 is: 17,925.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,599.90 : 32,568.09 = 12,989.75 : x
  2. Step 2: Convert to fraction form
    23,599.90/32,568.09 = 12,989.75/x
  3. Step 3: Cross multiply
    23,599.90x = 32,568.09 × 12,989.75
  4. Step 4: Simplify right side
    23,599.90x = 423,051,347.08
  5. Step 5: Solve for x
    x = 423,051,347.08/23,599.90
  6. Step 6: Final answer
    x = 17,925.98

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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.