Home / 14,641.04-20,161.32-14,334.32

Finding the Fourth Proportional to 14,641.04, 20,161.32 and 14,334.32

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Solution

The fourth proportional to 14,641.04, 20,161.32 and 14,334.32 is: 19,738.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,641.04 : 20,161.32 = 14,334.32 : x
  2. Step 2: Convert to fraction form
    14,641.04/20,161.32 = 14,334.32/x
  3. Step 3: Cross multiply
    14,641.04x = 20,161.32 × 14,334.32
  4. Step 4: Simplify right side
    14,641.04x = 288,998,812.50
  5. Step 5: Solve for x
    x = 288,998,812.50/14,641.04
  6. Step 6: Final answer
    x = 19,738.95

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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.