Home / 28,068.23-38,733.83-16,130.66

Finding the Fourth Proportional to 28,068.23, 38,733.83 and 16,130.66

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Solution

The fourth proportional to 28,068.23, 38,733.83 and 16,130.66 is: 22,260.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,068.23 : 38,733.83 = 16,130.66 : x
  2. Step 2: Convert to fraction form
    28,068.23/38,733.83 = 16,130.66/x
  3. Step 3: Cross multiply
    28,068.23x = 38,733.83 × 16,130.66
  4. Step 4: Simplify right side
    28,068.23x = 624,802,028.40
  5. Step 5: Solve for x
    x = 624,802,028.40/28,068.23
  6. Step 6: Final answer
    x = 22,260.11

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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.