Home / 30,528.06-45,799.06-11,808.16

Finding the Fourth Proportional to 30,528.06, 45,799.06 and 11,808.16

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Solution

The fourth proportional to 30,528.06, 45,799.06 and 11,808.16 is: 17,714.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,528.06 : 45,799.06 = 11,808.16 : x
  2. Step 2: Convert to fraction form
    30,528.06/45,799.06 = 11,808.16/x
  3. Step 3: Cross multiply
    30,528.06x = 45,799.06 × 11,808.16
  4. Step 4: Simplify right side
    30,528.06x = 540,802,628.33
  5. Step 5: Solve for x
    x = 540,802,628.33/30,528.06
  6. Step 6: Final answer
    x = 17,714.94

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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.