Home / 30,230.96-45,284.13-17,713.05

Finding the Fourth Proportional to 30,230.96, 45,284.13 and 17,713.05

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Solution

The fourth proportional to 30,230.96, 45,284.13 and 17,713.05 is: 26,533.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,230.96 : 45,284.13 = 17,713.05 : x
  2. Step 2: Convert to fraction form
    30,230.96/45,284.13 = 17,713.05/x
  3. Step 3: Cross multiply
    30,230.96x = 45,284.13 × 17,713.05
  4. Step 4: Simplify right side
    30,230.96x = 802,119,889.08
  5. Step 5: Solve for x
    x = 802,119,889.08/30,230.96
  6. Step 6: Final answer
    x = 26,533.06

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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.