Home / 14,837.50-22,240.86-9,278.08

Finding the Fourth Proportional to 14,837.50, 22,240.86 and 9,278.08

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Solution

The fourth proportional to 14,837.50, 22,240.86 and 9,278.08 is: 13,907.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,837.50 : 22,240.86 = 9,278.08 : x
  2. Step 2: Convert to fraction form
    14,837.50/22,240.86 = 9,278.08/x
  3. Step 3: Cross multiply
    14,837.50x = 22,240.86 × 9,278.08
  4. Step 4: Simplify right side
    14,837.50x = 206,352,485.34
  5. Step 5: Solve for x
    x = 206,352,485.34/14,837.50
  6. Step 6: Final answer
    x = 13,907.50

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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.