Home / 13,132.98-19,693.62-4,810.80

Finding the Fourth Proportional to 13,132.98, 19,693.62 and 4,810.80

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Solution

The fourth proportional to 13,132.98, 19,693.62 and 4,810.80 is: 7,214.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,132.98 : 19,693.62 = 4,810.80 : x
  2. Step 2: Convert to fraction form
    13,132.98/19,693.62 = 4,810.80/x
  3. Step 3: Cross multiply
    13,132.98x = 19,693.62 × 4,810.80
  4. Step 4: Simplify right side
    13,132.98x = 94,742,067.10
  5. Step 5: Solve for x
    x = 94,742,067.10/13,132.98
  6. Step 6: Final answer
    x = 7,214.06

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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.