Home / 27,435.60-37,860.59-15,336.03

Finding the Fourth Proportional to 27,435.60, 37,860.59 and 15,336.03

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Solution

The fourth proportional to 27,435.60, 37,860.59 and 15,336.03 is: 21,163.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,435.60 : 37,860.59 = 15,336.03 : x
  2. Step 2: Convert to fraction form
    27,435.60/37,860.59 = 15,336.03/x
  3. Step 3: Cross multiply
    27,435.60x = 37,860.59 × 15,336.03
  4. Step 4: Simplify right side
    27,435.60x = 580,630,925.40
  5. Step 5: Solve for x
    x = 580,630,925.40/27,435.60
  6. Step 6: Final answer
    x = 21,163.41

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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.