Home / 19,196.40-26,435.90-16,485.89

Finding the Fourth Proportional to 19,196.40, 26,435.90 and 16,485.89

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Solution

The fourth proportional to 19,196.40, 26,435.90 and 16,485.89 is: 22,703.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,196.40 : 26,435.90 = 16,485.89 : x
  2. Step 2: Convert to fraction form
    19,196.40/26,435.90 = 16,485.89/x
  3. Step 3: Cross multiply
    19,196.40x = 26,435.90 × 16,485.89
  4. Step 4: Simplify right side
    19,196.40x = 435,819,124.84
  5. Step 5: Solve for x
    x = 435,819,124.84/19,196.40
  6. Step 6: Final answer
    x = 22,703.17

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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.