Home / 32,904.60-49,381.20-21,807.60

Finding the Fourth Proportional to 32,904.60, 49,381.20 and 21,807.60

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Solution

The fourth proportional to 32,904.60, 49,381.20 and 21,807.60 is: 32,727.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,904.60 : 49,381.20 = 21,807.60 : x
  2. Step 2: Convert to fraction form
    32,904.60/49,381.20 = 21,807.60/x
  3. Step 3: Cross multiply
    32,904.60x = 49,381.20 × 21,807.60
  4. Step 4: Simplify right side
    32,904.60x = 1,076,885,457.12
  5. Step 5: Solve for x
    x = 1,076,885,457.12/32,904.60
  6. Step 6: Final answer
    x = 32,727.50

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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.