Home / 26,374.10-36,403.14-18,308.36

Finding the Fourth Proportional to 26,374.10, 36,403.14 and 18,308.36

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Solution

The fourth proportional to 26,374.10, 36,403.14 and 18,308.36 is: 25,270.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,374.10 : 36,403.14 = 18,308.36 : x
  2. Step 2: Convert to fraction form
    26,374.10/36,403.14 = 18,308.36/x
  3. Step 3: Cross multiply
    26,374.10x = 36,403.14 × 18,308.36
  4. Step 4: Simplify right side
    26,374.10x = 666,481,792.25
  5. Step 5: Solve for x
    x = 666,481,792.25/26,374.10
  6. Step 6: Final answer
    x = 25,270.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.