Home / 18,994.01-28,492.24-7,307.23

Finding the Fourth Proportional to 18,994.01, 28,492.24 and 7,307.23

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Solution

The fourth proportional to 18,994.01, 28,492.24 and 7,307.23 is: 10,961.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,994.01 : 28,492.24 = 7,307.23 : x
  2. Step 2: Convert to fraction form
    18,994.01/28,492.24 = 7,307.23/x
  3. Step 3: Cross multiply
    18,994.01x = 28,492.24 × 7,307.23
  4. Step 4: Simplify right side
    18,994.01x = 208,199,388.10
  5. Step 5: Solve for x
    x = 208,199,388.10/18,994.01
  6. Step 6: Final answer
    x = 10,961.32

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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.