Home / 10,422.24-14,363.73-8,232.54

Finding the Fourth Proportional to 10,422.24, 14,363.73 and 8,232.54

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Solution

The fourth proportional to 10,422.24, 14,363.73 and 8,232.54 is: 11,345.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,422.24 : 14,363.73 = 8,232.54 : x
  2. Step 2: Convert to fraction form
    10,422.24/14,363.73 = 8,232.54/x
  3. Step 3: Cross multiply
    10,422.24x = 14,363.73 × 8,232.54
  4. Step 4: Simplify right side
    10,422.24x = 118,249,981.77
  5. Step 5: Solve for x
    x = 118,249,981.77/10,422.24
  6. Step 6: Final answer
    x = 11,345.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.