Home / 14,492.64-21,740.16-5,605.32

Finding the Fourth Proportional to 14,492.64, 21,740.16 and 5,605.32

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Solution

The fourth proportional to 14,492.64, 21,740.16 and 5,605.32 is: 8,408.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,492.64 : 21,740.16 = 5,605.32 : x
  2. Step 2: Convert to fraction form
    14,492.64/21,740.16 = 5,605.32/x
  3. Step 3: Cross multiply
    14,492.64x = 21,740.16 × 5,605.32
  4. Step 4: Simplify right side
    14,492.64x = 121,860,553.65
  5. Step 5: Solve for x
    x = 121,860,553.65/14,492.64
  6. Step 6: Final answer
    x = 8,408.44

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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.