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Finding the Fourth Proportional to 44,328.64, 66,492.48 and 11,048.16

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Solution

The fourth proportional to 44,328.64, 66,492.48 and 11,048.16 is: 16,572.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,328.64 : 66,492.48 = 11,048.16 : x
  2. Step 2: Convert to fraction form
    44,328.64/66,492.48 = 11,048.16/x
  3. Step 3: Cross multiply
    44,328.64x = 66,492.48 × 11,048.16
  4. Step 4: Simplify right side
    44,328.64x = 734,619,557.84
  5. Step 5: Solve for x
    x = 734,619,557.84/44,328.64
  6. Step 6: Final answer
    x = 16,572.12

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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.