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Finding the Fourth Proportional to 32,484.64, 44,821.20 and 19,055.20

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Solution

The fourth proportional to 32,484.64, 44,821.20 and 19,055.20 is: 26,291.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,484.64 : 44,821.20 = 19,055.20 : x
  2. Step 2: Convert to fraction form
    32,484.64/44,821.20 = 19,055.20/x
  3. Step 3: Cross multiply
    32,484.64x = 44,821.20 × 19,055.20
  4. Step 4: Simplify right side
    32,484.64x = 854,076,930.24
  5. Step 5: Solve for x
    x = 854,076,930.24/32,484.64
  6. Step 6: Final answer
    x = 26,291.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.