Home / 23,878.17-35,820.90-12,185.01

Finding the Fourth Proportional to 23,878.17, 35,820.90 and 12,185.01

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Solution

The fourth proportional to 23,878.17, 35,820.90 and 12,185.01 is: 18,279.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,878.17 : 35,820.90 = 12,185.01 : x
  2. Step 2: Convert to fraction form
    23,878.17/35,820.90 = 12,185.01/x
  3. Step 3: Cross multiply
    23,878.17x = 35,820.90 × 12,185.01
  4. Step 4: Simplify right side
    23,878.17x = 436,478,024.71
  5. Step 5: Solve for x
    x = 436,478,024.71/23,878.17
  6. Step 6: Final answer
    x = 18,279.38

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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.