Home / 35,540.01-53,271.73-18,011.20

Finding the Fourth Proportional to 35,540.01, 53,271.73 and 18,011.20

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Solution

The fourth proportional to 35,540.01, 53,271.73 and 18,011.20 is: 26,997.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,540.01 : 53,271.73 = 18,011.20 : x
  2. Step 2: Convert to fraction form
    35,540.01/53,271.73 = 18,011.20/x
  3. Step 3: Cross multiply
    35,540.01x = 53,271.73 × 18,011.20
  4. Step 4: Simplify right side
    35,540.01x = 959,487,783.38
  5. Step 5: Solve for x
    x = 959,487,783.38/35,540.01
  6. Step 6: Final answer
    x = 26,997.40

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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.