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Finding the Fourth Proportional to 44,477.66, 66,721.14 and 14,494.23

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Solution

The fourth proportional to 44,477.66, 66,721.14 and 14,494.23 is: 21,742.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,477.66 : 66,721.14 = 14,494.23 : x
  2. Step 2: Convert to fraction form
    44,477.66/66,721.14 = 14,494.23/x
  3. Step 3: Cross multiply
    44,477.66x = 66,721.14 × 14,494.23
  4. Step 4: Simplify right side
    44,477.66x = 967,071,549.02
  5. Step 5: Solve for x
    x = 967,071,549.02/44,477.66
  6. Step 6: Final answer
    x = 21,742.86

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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.