Home / 12,484.96-17,205.54-8,942.02

Finding the Fourth Proportional to 12,484.96, 17,205.54 and 8,942.02

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Solution

The fourth proportional to 12,484.96, 17,205.54 and 8,942.02 is: 12,323.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,484.96 : 17,205.54 = 8,942.02 : x
  2. Step 2: Convert to fraction form
    12,484.96/17,205.54 = 8,942.02/x
  3. Step 3: Cross multiply
    12,484.96x = 17,205.54 × 8,942.02
  4. Step 4: Simplify right side
    12,484.96x = 153,852,282.79
  5. Step 5: Solve for x
    x = 153,852,282.79/12,484.96
  6. Step 6: Final answer
    x = 12,323.01

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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.