Home / 12,036.24-18,052.16-5,460.84

Finding the Fourth Proportional to 12,036.24, 18,052.16 and 5,460.84

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Solution

The fourth proportional to 12,036.24, 18,052.16 and 5,460.84 is: 8,190.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,036.24 : 18,052.16 = 5,460.84 : x
  2. Step 2: Convert to fraction form
    12,036.24/18,052.16 = 5,460.84/x
  3. Step 3: Cross multiply
    12,036.24x = 18,052.16 × 5,460.84
  4. Step 4: Simplify right side
    12,036.24x = 98,579,957.41
  5. Step 5: Solve for x
    x = 98,579,957.41/12,036.24
  6. Step 6: Final answer
    x = 8,190.26

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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.