Home / 26,422.02-39,621.51-9,994.50

Finding the Fourth Proportional to 26,422.02, 39,621.51 and 9,994.50

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Solution

The fourth proportional to 26,422.02, 39,621.51 and 9,994.50 is: 14,987.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,422.02 : 39,621.51 = 9,994.50 : x
  2. Step 2: Convert to fraction form
    26,422.02/39,621.51 = 9,994.50/x
  3. Step 3: Cross multiply
    26,422.02x = 39,621.51 × 9,994.50
  4. Step 4: Simplify right side
    26,422.02x = 395,997,181.70
  5. Step 5: Solve for x
    x = 395,997,181.70/26,422.02
  6. Step 6: Final answer
    x = 14,987.39

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Double scale
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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.