Home / 52,533.51-72,486.31-31,314.75

Finding the Fourth Proportional to 52,533.51, 72,486.31 and 31,314.75

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Solution

The fourth proportional to 52,533.51, 72,486.31 and 31,314.75 is: 43,208.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,533.51 : 72,486.31 = 31,314.75 : x
  2. Step 2: Convert to fraction form
    52,533.51/72,486.31 = 31,314.75/x
  3. Step 3: Cross multiply
    52,533.51x = 72,486.31 × 31,314.75
  4. Step 4: Simplify right side
    52,533.51x = 2,269,890,676.07
  5. Step 5: Solve for x
    x = 2,269,890,676.07/52,533.51
  6. Step 6: Final answer
    x = 43,208.43

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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.