Home / 35,479.66-53,224.96-12,100.62

Finding the Fourth Proportional to 35,479.66, 53,224.96 and 12,100.62

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Solution

The fourth proportional to 35,479.66, 53,224.96 and 12,100.62 is: 18,152.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,479.66 : 53,224.96 = 12,100.62 : x
  2. Step 2: Convert to fraction form
    35,479.66/53,224.96 = 12,100.62/x
  3. Step 3: Cross multiply
    35,479.66x = 53,224.96 × 12,100.62
  4. Step 4: Simplify right side
    35,479.66x = 644,055,015.48
  5. Step 5: Solve for x
    x = 644,055,015.48/35,479.66
  6. Step 6: Final answer
    x = 18,152.80

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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.