Home / 15,422.02-23,145.99-12,363.46

Finding the Fourth Proportional to 15,422.02, 23,145.99 and 12,363.46

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Solution

The fourth proportional to 15,422.02, 23,145.99 and 12,363.46 is: 18,555.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,422.02 : 23,145.99 = 12,363.46 : x
  2. Step 2: Convert to fraction form
    15,422.02/23,145.99 = 12,363.46/x
  3. Step 3: Cross multiply
    15,422.02x = 23,145.99 × 12,363.46
  4. Step 4: Simplify right side
    15,422.02x = 286,164,521.53
  5. Step 5: Solve for x
    x = 286,164,521.53/15,422.02
  6. Step 6: Final answer
    x = 18,555.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.