Home / 19,570.02-29,358.54-9,181.50

Finding the Fourth Proportional to 19,570.02, 29,358.54 and 9,181.50

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Solution

The fourth proportional to 19,570.02, 29,358.54 and 9,181.50 is: 13,773.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,570.02 : 29,358.54 = 9,181.50 : x
  2. Step 2: Convert to fraction form
    19,570.02/29,358.54 = 9,181.50/x
  3. Step 3: Cross multiply
    19,570.02x = 29,358.54 × 9,181.50
  4. Step 4: Simplify right side
    19,570.02x = 269,555,435.01
  5. Step 5: Solve for x
    x = 269,555,435.01/19,570.02
  6. Step 6: Final answer
    x = 13,773.90

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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.