Home / 30,068.70-45,042.57-16,901.34

Finding the Fourth Proportional to 30,068.70, 45,042.57 and 16,901.34

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Solution

The fourth proportional to 30,068.70, 45,042.57 and 16,901.34 is: 25,318.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,068.70 : 45,042.57 = 16,901.34 : x
  2. Step 2: Convert to fraction form
    30,068.70/45,042.57 = 16,901.34/x
  3. Step 3: Cross multiply
    30,068.70x = 45,042.57 × 16,901.34
  4. Step 4: Simplify right side
    30,068.70x = 761,279,790.04
  5. Step 5: Solve for x
    x = 761,279,790.04/30,068.70
  6. Step 6: Final answer
    x = 25,318.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.