Home / 14,686.14-22,018.71-8,749.05

Finding the Fourth Proportional to 14,686.14, 22,018.71 and 8,749.05

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Solution

The fourth proportional to 14,686.14, 22,018.71 and 8,749.05 is: 13,117.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,686.14 : 22,018.71 = 8,749.05 : x
  2. Step 2: Convert to fraction form
    14,686.14/22,018.71 = 8,749.05/x
  3. Step 3: Cross multiply
    14,686.14x = 22,018.71 × 8,749.05
  4. Step 4: Simplify right side
    14,686.14x = 192,642,794.73
  5. Step 5: Solve for x
    x = 192,642,794.73/14,686.14
  6. Step 6: Final answer
    x = 13,117.32

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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.