Home / 23,525.90-32,465.70-12,915.50

Finding the Fourth Proportional to 23,525.90, 32,465.70 and 12,915.50

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Solution

The fourth proportional to 23,525.90, 32,465.70 and 12,915.50 is: 17,823.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,525.90 : 32,465.70 = 12,915.50 : x
  2. Step 2: Convert to fraction form
    23,525.90/32,465.70 = 12,915.50/x
  3. Step 3: Cross multiply
    23,525.90x = 32,465.70 × 12,915.50
  4. Step 4: Simplify right side
    23,525.90x = 419,310,748.35
  5. Step 5: Solve for x
    x = 419,310,748.35/23,525.90
  6. Step 6: Final answer
    x = 17,823.37

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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.