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Finding the Fourth Proportional to 44,465.64, 66,717.12 and 19,492.80

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Solution

The fourth proportional to 44,465.64, 66,717.12 and 19,492.80 is: 29,247.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,465.64 : 66,717.12 = 19,492.80 : x
  2. Step 2: Convert to fraction form
    44,465.64/66,717.12 = 19,492.80/x
  3. Step 3: Cross multiply
    44,465.64x = 66,717.12 × 19,492.80
  4. Step 4: Simplify right side
    44,465.64x = 1,300,503,476.74
  5. Step 5: Solve for x
    x = 1,300,503,476.74/44,465.64
  6. Step 6: Final answer
    x = 29,247.38

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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.