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Finding the Fourth Proportional to 55,650.71, 76,784.20 and 32,995.01

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Solution

The fourth proportional to 55,650.71, 76,784.20 and 32,995.01 is: 45,524.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,650.71 : 76,784.20 = 32,995.01 : x
  2. Step 2: Convert to fraction form
    55,650.71/76,784.20 = 32,995.01/x
  3. Step 3: Cross multiply
    55,650.71x = 76,784.20 × 32,995.01
  4. Step 4: Simplify right side
    55,650.71x = 2,533,495,446.84
  5. Step 5: Solve for x
    x = 2,533,495,446.84/55,650.71
  6. Step 6: Final answer
    x = 45,524.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.