Home / 14,018.24-21,023.72-4,154.87

Finding the Fourth Proportional to 14,018.24, 21,023.72 and 4,154.87

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Solution

The fourth proportional to 14,018.24, 21,023.72 and 4,154.87 is: 6,231.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,018.24 : 21,023.72 = 4,154.87 : x
  2. Step 2: Convert to fraction form
    14,018.24/21,023.72 = 4,154.87/x
  3. Step 3: Cross multiply
    14,018.24x = 21,023.72 × 4,154.87
  4. Step 4: Simplify right side
    14,018.24x = 87,350,802.74
  5. Step 5: Solve for x
    x = 87,350,802.74/14,018.24
  6. Step 6: Final answer
    x = 6,231.22

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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.