Home / 28,298.60-39,052.58-16,362.60

Finding the Fourth Proportional to 28,298.60, 39,052.58 and 16,362.60

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Solution

The fourth proportional to 28,298.60, 39,052.58 and 16,362.60 is: 22,580.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,298.60 : 39,052.58 = 16,362.60 : x
  2. Step 2: Convert to fraction form
    28,298.60/39,052.58 = 16,362.60/x
  3. Step 3: Cross multiply
    28,298.60x = 39,052.58 × 16,362.60
  4. Step 4: Simplify right side
    28,298.60x = 639,001,745.51
  5. Step 5: Solve for x
    x = 639,001,745.51/28,298.60
  6. Step 6: Final answer
    x = 22,580.68

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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.