Home / 23,578.40-32,538.02-12,967.80

Finding the Fourth Proportional to 23,578.40, 32,538.02 and 12,967.80

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Solution

The fourth proportional to 23,578.40, 32,538.02 and 12,967.80 is: 17,895.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,578.40 : 32,538.02 = 12,967.80 : x
  2. Step 2: Convert to fraction form
    23,578.40/32,538.02 = 12,967.80/x
  3. Step 3: Cross multiply
    23,578.40x = 32,538.02 × 12,967.80
  4. Step 4: Simplify right side
    23,578.40x = 421,946,470.92
  5. Step 5: Solve for x
    x = 421,946,470.92/23,578.40
  6. Step 6: Final answer
    x = 17,895.47

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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.