Home / 18,056.42-27,219.95-16,852.20

Finding the Fourth Proportional to 18,056.42, 27,219.95 and 16,852.20

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Solution

The fourth proportional to 18,056.42, 27,219.95 and 16,852.20 is: 25,404.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,056.42 : 27,219.95 = 16,852.20 : x
  2. Step 2: Convert to fraction form
    18,056.42/27,219.95 = 16,852.20/x
  3. Step 3: Cross multiply
    18,056.42x = 27,219.95 × 16,852.20
  4. Step 4: Simplify right side
    18,056.42x = 458,716,071.36
  5. Step 5: Solve for x
    x = 458,716,071.36/18,056.42
  6. Step 6: Final answer
    x = 25,404.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.