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Finding the Fourth Proportional to 32,389.56, 48,580.47 and 8,698.91

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Solution

The fourth proportional to 32,389.56, 48,580.47 and 8,698.91 is: 13,047.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,389.56 : 48,580.47 = 8,698.91 : x
  2. Step 2: Convert to fraction form
    32,389.56/48,580.47 = 8,698.91/x
  3. Step 3: Cross multiply
    32,389.56x = 48,580.47 × 8,698.91
  4. Step 4: Simplify right side
    32,389.56x = 422,596,893.39
  5. Step 5: Solve for x
    x = 422,596,893.39/32,389.56
  6. Step 6: Final answer
    x = 13,047.32

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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.