Home / 52,538.82-72,512.94-31,319.46

Finding the Fourth Proportional to 52,538.82, 72,512.94 and 31,319.46

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Solution

The fourth proportional to 52,538.82, 72,512.94 and 31,319.46 is: 43,226.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,538.82 : 72,512.94 = 31,319.46 : x
  2. Step 2: Convert to fraction form
    52,538.82/72,512.94 = 31,319.46/x
  3. Step 3: Cross multiply
    52,538.82x = 72,512.94 × 31,319.46
  4. Step 4: Simplify right side
    52,538.82x = 2,271,066,123.81
  5. Step 5: Solve for x
    x = 2,271,066,123.81/52,538.82
  6. Step 6: Final answer
    x = 43,226.44

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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.