Home / 30,528.92-45,809.00-14,536.56

Finding the Fourth Proportional to 30,528.92, 45,809.00 and 14,536.56

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Solution

The fourth proportional to 30,528.92, 45,809.00 and 14,536.56 is: 21,812.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,528.92 : 45,809.00 = 14,536.56 : x
  2. Step 2: Convert to fraction form
    30,528.92/45,809.00 = 14,536.56/x
  3. Step 3: Cross multiply
    30,528.92x = 45,809.00 × 14,536.56
  4. Step 4: Simplify right side
    30,528.92x = 665,905,204.36
  5. Step 5: Solve for x
    x = 665,905,204.36/30,528.92
  6. Step 6: Final answer
    x = 21,812.28

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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.