Home / 13,599.58-18,752.43-9,400.54

Finding the Fourth Proportional to 13,599.58, 18,752.43 and 9,400.54

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Solution

The fourth proportional to 13,599.58, 18,752.43 and 9,400.54 is: 12,962.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,599.58 : 18,752.43 = 9,400.54 : x
  2. Step 2: Convert to fraction form
    13,599.58/18,752.43 = 9,400.54/x
  3. Step 3: Cross multiply
    13,599.58x = 18,752.43 × 9,400.54
  4. Step 4: Simplify right side
    13,599.58x = 176,282,968.31
  5. Step 5: Solve for x
    x = 176,282,968.31/13,599.58
  6. Step 6: Final answer
    x = 12,962.38

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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.