Home / 35,318.36-48,740.24-19,403.21

Finding the Fourth Proportional to 35,318.36, 48,740.24 and 19,403.21

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Solution

The fourth proportional to 35,318.36, 48,740.24 and 19,403.21 is: 26,776.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,318.36 : 48,740.24 = 19,403.21 : x
  2. Step 2: Convert to fraction form
    35,318.36/48,740.24 = 19,403.21/x
  3. Step 3: Cross multiply
    35,318.36x = 48,740.24 × 19,403.21
  4. Step 4: Simplify right side
    35,318.36x = 945,717,282.53
  5. Step 5: Solve for x
    x = 945,717,282.53/35,318.36
  6. Step 6: Final answer
    x = 26,776.93

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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.