Home / 32,999.10-45,526.79-21,674.72

Finding the Fourth Proportional to 32,999.10, 45,526.79 and 21,674.72

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Solution

The fourth proportional to 32,999.10, 45,526.79 and 21,674.72 is: 29,903.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,999.10 : 45,526.79 = 21,674.72 : x
  2. Step 2: Convert to fraction form
    32,999.10/45,526.79 = 21,674.72/x
  3. Step 3: Cross multiply
    32,999.10x = 45,526.79 × 21,674.72
  4. Step 4: Simplify right side
    32,999.10x = 986,780,593.75
  5. Step 5: Solve for x
    x = 986,780,593.75/32,999.10
  6. Step 6: Final answer
    x = 29,903.26

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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.