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Finding the Fourth Proportional to 32,937.52, 49,409.52 and 12,156.16

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Solution

The fourth proportional to 32,937.52, 49,409.52 and 12,156.16 is: 18,235.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,937.52 : 49,409.52 = 12,156.16 : x
  2. Step 2: Convert to fraction form
    32,937.52/49,409.52 = 12,156.16/x
  3. Step 3: Cross multiply
    32,937.52x = 49,409.52 × 12,156.16
  4. Step 4: Simplify right side
    32,937.52x = 600,630,030.64
  5. Step 5: Solve for x
    x = 600,630,030.64/32,937.52
  6. Step 6: Final answer
    x = 18,235.44

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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.