Home / 23,423.40-32,324.02-12,812.92

Finding the Fourth Proportional to 23,423.40, 32,324.02 and 12,812.92

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Solution

The fourth proportional to 23,423.40, 32,324.02 and 12,812.92 is: 17,681.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,423.40 : 32,324.02 = 12,812.92 : x
  2. Step 2: Convert to fraction form
    23,423.40/32,324.02 = 12,812.92/x
  3. Step 3: Cross multiply
    23,423.40x = 32,324.02 × 12,812.92
  4. Step 4: Simplify right side
    23,423.40x = 414,164,969.50
  5. Step 5: Solve for x
    x = 414,164,969.50/23,423.40
  6. Step 6: Final answer
    x = 17,681.68

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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.