Home / 30,799.74-42,503.58-16,652.52

Finding the Fourth Proportional to 30,799.74, 42,503.58 and 16,652.52

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Solution

The fourth proportional to 30,799.74, 42,503.58 and 16,652.52 is: 22,980.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,799.74 : 42,503.58 = 16,652.52 : x
  2. Step 2: Convert to fraction form
    30,799.74/42,503.58 = 16,652.52/x
  3. Step 3: Cross multiply
    30,799.74x = 42,503.58 × 16,652.52
  4. Step 4: Simplify right side
    30,799.74x = 707,791,716.02
  5. Step 5: Solve for x
    x = 707,791,716.02/30,799.74
  6. Step 6: Final answer
    x = 22,980.44

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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.