Home / 23,423.52-32,325.12-12,813.84

Finding the Fourth Proportional to 23,423.52, 32,325.12 and 12,813.84

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Solution

The fourth proportional to 23,423.52, 32,325.12 and 12,813.84 is: 17,683.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,423.52 : 32,325.12 = 12,813.84 : x
  2. Step 2: Convert to fraction form
    23,423.52/32,325.12 = 12,813.84/x
  3. Step 3: Cross multiply
    23,423.52x = 32,325.12 × 12,813.84
  4. Step 4: Simplify right side
    23,423.52x = 414,208,915.66
  5. Step 5: Solve for x
    x = 414,208,915.66/23,423.52
  6. Step 6: Final answer
    x = 17,683.46

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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.