Home / 23,600.04-32,568.21-12,989.40

Finding the Fourth Proportional to 23,600.04, 32,568.21 and 12,989.40

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Solution

The fourth proportional to 23,600.04, 32,568.21 and 12,989.40 is: 17,925.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,600.04 : 32,568.21 = 12,989.40 : x
  2. Step 2: Convert to fraction form
    23,600.04/32,568.21 = 12,989.40/x
  3. Step 3: Cross multiply
    23,600.04x = 32,568.21 × 12,989.40
  4. Step 4: Simplify right side
    23,600.04x = 423,041,506.97
  5. Step 5: Solve for x
    x = 423,041,506.97/23,600.04
  6. Step 6: Final answer
    x = 17,925.46

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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.