Home / 32,866.80-49,235.40-18,999.60

Finding the Fourth Proportional to 32,866.80, 49,235.40 and 18,999.60

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Solution

The fourth proportional to 32,866.80, 49,235.40 and 18,999.60 is: 28,461.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,866.80 : 49,235.40 = 18,999.60 : x
  2. Step 2: Convert to fraction form
    32,866.80/49,235.40 = 18,999.60/x
  3. Step 3: Cross multiply
    32,866.80x = 49,235.40 × 18,999.60
  4. Step 4: Simplify right side
    32,866.80x = 935,452,905.84
  5. Step 5: Solve for x
    x = 935,452,905.84/32,866.80
  6. Step 6: Final answer
    x = 28,461.94

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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.