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Finding the Fourth Proportional to 35,365.44, 52,931.48 and 31,477.44

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Solution

The fourth proportional to 35,365.44, 52,931.48 and 31,477.44 is: 47,112.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,365.44 : 52,931.48 = 31,477.44 : x
  2. Step 2: Convert to fraction form
    35,365.44/52,931.48 = 31,477.44/x
  3. Step 3: Cross multiply
    35,365.44x = 52,931.48 × 31,477.44
  4. Step 4: Simplify right side
    35,365.44x = 1,666,147,485.81
  5. Step 5: Solve for x
    x = 1,666,147,485.81/35,365.44
  6. Step 6: Final answer
    x = 47,112.31

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1.5x scale

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.