Home / 18,347.02-27,525.16-5,199.50

Finding the Fourth Proportional to 18,347.02, 27,525.16 and 5,199.50

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Solution

The fourth proportional to 18,347.02, 27,525.16 and 5,199.50 is: 7,800.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,347.02 : 27,525.16 = 5,199.50 : x
  2. Step 2: Convert to fraction form
    18,347.02/27,525.16 = 5,199.50/x
  3. Step 3: Cross multiply
    18,347.02x = 27,525.16 × 5,199.50
  4. Step 4: Simplify right side
    18,347.02x = 143,117,069.42
  5. Step 5: Solve for x
    x = 143,117,069.42/18,347.02
  6. Step 6: Final answer
    x = 7,800.56

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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.