Home / 30,794.29-42,495.99-16,647.10

Finding the Fourth Proportional to 30,794.29, 42,495.99 and 16,647.10

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Solution

The fourth proportional to 30,794.29, 42,495.99 and 16,647.10 is: 22,972.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,794.29 : 42,495.99 = 16,647.10 : x
  2. Step 2: Convert to fraction form
    30,794.29/42,495.99 = 16,647.10/x
  3. Step 3: Cross multiply
    30,794.29x = 42,495.99 × 16,647.10
  4. Step 4: Simplify right side
    30,794.29x = 707,434,995.13
  5. Step 5: Solve for x
    x = 707,434,995.13/30,794.29
  6. Step 6: Final answer
    x = 22,972.93

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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.