Home / 25,282.56-34,883.71-15,457.33

Finding the Fourth Proportional to 25,282.56, 34,883.71 and 15,457.33

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Solution

The fourth proportional to 25,282.56, 34,883.71 and 15,457.33 is: 21,327.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,282.56 : 34,883.71 = 15,457.33 : x
  2. Step 2: Convert to fraction form
    25,282.56/34,883.71 = 15,457.33/x
  3. Step 3: Cross multiply
    25,282.56x = 34,883.71 × 15,457.33
  4. Step 4: Simplify right side
    25,282.56x = 539,208,842.68
  5. Step 5: Solve for x
    x = 539,208,842.68/25,282.56
  6. Step 6: Final answer
    x = 21,327.30

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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.