Home / 14,055.56-21,089.46-6,665.24

Finding the Fourth Proportional to 14,055.56, 21,089.46 and 6,665.24

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Solution

The fourth proportional to 14,055.56, 21,089.46 and 6,665.24 is: 10,000.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,055.56 : 21,089.46 = 6,665.24 : x
  2. Step 2: Convert to fraction form
    14,055.56/21,089.46 = 6,665.24/x
  3. Step 3: Cross multiply
    14,055.56x = 21,089.46 × 6,665.24
  4. Step 4: Simplify right side
    14,055.56x = 140,566,312.37
  5. Step 5: Solve for x
    x = 140,566,312.37/14,055.56
  6. Step 6: Final answer
    x = 10,000.76

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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.