Home / 35,369.87-53,090.64-31,393.17

Finding the Fourth Proportional to 35,369.87, 53,090.64 and 31,393.17

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Solution

The fourth proportional to 35,369.87, 53,090.64 and 31,393.17 is: 47,121.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,369.87 : 53,090.64 = 31,393.17 : x
  2. Step 2: Convert to fraction form
    35,369.87/53,090.64 = 31,393.17/x
  3. Step 3: Cross multiply
    35,369.87x = 53,090.64 × 31,393.17
  4. Step 4: Simplify right side
    35,369.87x = 1,666,683,486.93
  5. Step 5: Solve for x
    x = 1,666,683,486.93/35,369.87
  6. Step 6: Final answer
    x = 47,121.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.