Home / 30,799.44-42,503.20-16,652.25

Finding the Fourth Proportional to 30,799.44, 42,503.20 and 16,652.25

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Solution

The fourth proportional to 30,799.44, 42,503.20 and 16,652.25 is: 22,980.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,799.44 : 42,503.20 = 16,652.25 : x
  2. Step 2: Convert to fraction form
    30,799.44/42,503.20 = 16,652.25/x
  3. Step 3: Cross multiply
    30,799.44x = 42,503.20 × 16,652.25
  4. Step 4: Simplify right side
    30,799.44x = 707,773,870.57
  5. Step 5: Solve for x
    x = 707,773,870.57/30,799.44
  6. Step 6: Final answer
    x = 22,980.09

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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.