Home / 32,748.16-49,125.84-9,378.40

Finding the Fourth Proportional to 32,748.16, 49,125.84 and 9,378.40

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Solution

The fourth proportional to 32,748.16, 49,125.84 and 9,378.40 is: 14,068.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,748.16 : 49,125.84 = 9,378.40 : x
  2. Step 2: Convert to fraction form
    32,748.16/49,125.84 = 9,378.40/x
  3. Step 3: Cross multiply
    32,748.16x = 49,125.84 × 9,378.40
  4. Step 4: Simplify right side
    32,748.16x = 460,721,777.86
  5. Step 5: Solve for x
    x = 460,721,777.86/32,748.16
  6. Step 6: Final answer
    x = 14,068.63

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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.