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Finding the Fourth Proportional to 32,004.80, 48,007.20 and 29,477.60

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Solution

The fourth proportional to 32,004.80, 48,007.20 and 29,477.60 is: 44,216.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,004.80 : 48,007.20 = 29,477.60 : x
  2. Step 2: Convert to fraction form
    32,004.80/48,007.20 = 29,477.60/x
  3. Step 3: Cross multiply
    32,004.80x = 48,007.20 × 29,477.60
  4. Step 4: Simplify right side
    32,004.80x = 1,415,137,038.72
  5. Step 5: Solve for x
    x = 1,415,137,038.72/32,004.80
  6. Step 6: Final answer
    x = 44,216.40

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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.