Home / 18,883.37-28,332.72-9,526.09

Finding the Fourth Proportional to 18,883.37, 28,332.72 and 9,526.09

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Solution

The fourth proportional to 18,883.37, 28,332.72 and 9,526.09 is: 14,293.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,883.37 : 28,332.72 = 9,526.09 : x
  2. Step 2: Convert to fraction form
    18,883.37/28,332.72 = 9,526.09/x
  3. Step 3: Cross multiply
    18,883.37x = 28,332.72 × 9,526.09
  4. Step 4: Simplify right side
    18,883.37x = 269,900,040.66
  5. Step 5: Solve for x
    x = 269,900,040.66/18,883.37
  6. Step 6: Final answer
    x = 14,293.00

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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.