Home / 32,420.40-44,744.58-18,997.02

Finding the Fourth Proportional to 32,420.40, 44,744.58 and 18,997.02

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Solution

The fourth proportional to 32,420.40, 44,744.58 and 18,997.02 is: 26,218.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,420.40 : 44,744.58 = 18,997.02 : x
  2. Step 2: Convert to fraction form
    32,420.40/44,744.58 = 18,997.02/x
  3. Step 3: Cross multiply
    32,420.40x = 44,744.58 × 18,997.02
  4. Step 4: Simplify right side
    32,420.40x = 850,013,681.15
  5. Step 5: Solve for x
    x = 850,013,681.15/32,420.40
  6. Step 6: Final answer
    x = 26,218.48

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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.