Home / 40,641.36-60,970.50-14,364.96

Finding the Fourth Proportional to 40,641.36, 60,970.50 and 14,364.96

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Solution

The fourth proportional to 40,641.36, 60,970.50 and 14,364.96 is: 21,550.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,641.36 : 60,970.50 = 14,364.96 : x
  2. Step 2: Convert to fraction form
    40,641.36/60,970.50 = 14,364.96/x
  3. Step 3: Cross multiply
    40,641.36x = 60,970.50 × 14,364.96
  4. Step 4: Simplify right side
    40,641.36x = 875,838,793.68
  5. Step 5: Solve for x
    x = 875,838,793.68/40,641.36
  6. Step 6: Final answer
    x = 21,550.43

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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.