Home / 18,361.93-25,333.47-10,703.45

Finding the Fourth Proportional to 18,361.93, 25,333.47 and 10,703.45

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Solution

The fourth proportional to 18,361.93, 25,333.47 and 10,703.45 is: 14,767.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,361.93 : 25,333.47 = 10,703.45 : x
  2. Step 2: Convert to fraction form
    18,361.93/25,333.47 = 10,703.45/x
  3. Step 3: Cross multiply
    18,361.93x = 25,333.47 × 10,703.45
  4. Step 4: Simplify right side
    18,361.93x = 271,155,529.47
  5. Step 5: Solve for x
    x = 271,155,529.47/18,361.93
  6. Step 6: Final answer
    x = 14,767.27

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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.