Home / 28,683.48-43,036.26-13,891.26

Finding the Fourth Proportional to 28,683.48, 43,036.26 and 13,891.26

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Solution

The fourth proportional to 28,683.48, 43,036.26 and 13,891.26 is: 20,842.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,683.48 : 43,036.26 = 13,891.26 : x
  2. Step 2: Convert to fraction form
    28,683.48/43,036.26 = 13,891.26/x
  3. Step 3: Cross multiply
    28,683.48x = 43,036.26 × 13,891.26
  4. Step 4: Simplify right side
    28,683.48x = 597,827,877.09
  5. Step 5: Solve for x
    x = 597,827,877.09/28,683.48
  6. Step 6: Final answer
    x = 20,842.24

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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.