Home / 30,152.42-41,612.86-16,728.02

Finding the Fourth Proportional to 30,152.42, 41,612.86 and 16,728.02

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Solution

The fourth proportional to 30,152.42, 41,612.86 and 16,728.02 is: 23,086.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,152.42 : 41,612.86 = 16,728.02 : x
  2. Step 2: Convert to fraction form
    30,152.42/41,612.86 = 16,728.02/x
  3. Step 3: Cross multiply
    30,152.42x = 41,612.86 × 16,728.02
  4. Step 4: Simplify right side
    30,152.42x = 696,100,754.34
  5. Step 5: Solve for x
    x = 696,100,754.34/30,152.42
  6. Step 6: Final answer
    x = 23,086.07

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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.