Home / 19,077.02-28,607.60-7,383.50

Finding the Fourth Proportional to 19,077.02, 28,607.60 and 7,383.50

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Solution

The fourth proportional to 19,077.02, 28,607.60 and 7,383.50 is: 11,072.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,077.02 : 28,607.60 = 7,383.50 : x
  2. Step 2: Convert to fraction form
    19,077.02/28,607.60 = 7,383.50/x
  3. Step 3: Cross multiply
    19,077.02x = 28,607.60 × 7,383.50
  4. Step 4: Simplify right side
    19,077.02x = 211,224,214.60
  5. Step 5: Solve for x
    x = 211,224,214.60/19,077.02
  6. Step 6: Final answer
    x = 11,072.18

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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.