Home / 13,750.00-18,975.02-7,462.37

Finding the Fourth Proportional to 13,750.00, 18,975.02 and 7,462.37

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Solution

The fourth proportional to 13,750.00, 18,975.02 and 7,462.37 is: 10,298.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,750.00 : 18,975.02 = 7,462.37 : x
  2. Step 2: Convert to fraction form
    13,750.00/18,975.02 = 7,462.37/x
  3. Step 3: Cross multiply
    13,750.00x = 18,975.02 × 7,462.37
  4. Step 4: Simplify right side
    13,750.00x = 141,598,630.12
  5. Step 5: Solve for x
    x = 141,598,630.12/13,750.00
  6. Step 6: Final answer
    x = 10,298.08

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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.