Home / 30,328.17-41,852.30-16,899.13

Finding the Fourth Proportional to 30,328.17, 41,852.30 and 16,899.13

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Solution

The fourth proportional to 30,328.17, 41,852.30 and 16,899.13 is: 23,320.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,328.17 : 41,852.30 = 16,899.13 : x
  2. Step 2: Convert to fraction form
    30,328.17/41,852.30 = 16,899.13/x
  3. Step 3: Cross multiply
    30,328.17x = 41,852.30 × 16,899.13
  4. Step 4: Simplify right side
    30,328.17x = 707,267,458.50
  5. Step 5: Solve for x
    x = 707,267,458.50/30,328.17
  6. Step 6: Final answer
    x = 23,320.48

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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.