Home / 30,841.23-42,560.42-16,693.95

Finding the Fourth Proportional to 30,841.23, 42,560.42 and 16,693.95

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Solution

The fourth proportional to 30,841.23, 42,560.42 and 16,693.95 is: 23,037.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,841.23 : 42,560.42 = 16,693.95 : x
  2. Step 2: Convert to fraction form
    30,841.23/42,560.42 = 16,693.95/x
  3. Step 3: Cross multiply
    30,841.23x = 42,560.42 × 16,693.95
  4. Step 4: Simplify right side
    30,841.23x = 710,501,439.99
  5. Step 5: Solve for x
    x = 710,501,439.99/30,841.23
  6. Step 6: Final answer
    x = 23,037.39

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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.