Home / 40,774.90-61,168.44-14,477.44

Finding the Fourth Proportional to 40,774.90, 61,168.44 and 14,477.44

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Solution

The fourth proportional to 40,774.90, 61,168.44 and 14,477.44 is: 21,718.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,774.90 : 61,168.44 = 14,477.44 : x
  2. Step 2: Convert to fraction form
    40,774.90/61,168.44 = 14,477.44/x
  3. Step 3: Cross multiply
    40,774.90x = 61,168.44 × 14,477.44
  4. Step 4: Simplify right side
    40,774.90x = 885,562,419.99
  5. Step 5: Solve for x
    x = 885,562,419.99/40,774.90
  6. Step 6: Final answer
    x = 21,718.32

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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.