Home / 25,688.97-35,314.58-22,090.68

Finding the Fourth Proportional to 25,688.97, 35,314.58 and 22,090.68

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Solution

The fourth proportional to 25,688.97, 35,314.58 and 22,090.68 is: 30,368.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,688.97 : 35,314.58 = 22,090.68 : x
  2. Step 2: Convert to fraction form
    25,688.97/35,314.58 = 22,090.68/x
  3. Step 3: Cross multiply
    25,688.97x = 35,314.58 × 22,090.68
  4. Step 4: Simplify right side
    25,688.97x = 780,122,975.66
  5. Step 5: Solve for x
    x = 780,122,975.66/25,688.97
  6. Step 6: Final answer
    x = 30,368.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.