Home / 52,868.25-72,958.23-30,512.25

Finding the Fourth Proportional to 52,868.25, 72,958.23 and 30,512.25

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Solution

The fourth proportional to 52,868.25, 72,958.23 and 30,512.25 is: 42,106.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,868.25 : 72,958.23 = 30,512.25 : x
  2. Step 2: Convert to fraction form
    52,868.25/72,958.23 = 30,512.25/x
  3. Step 3: Cross multiply
    52,868.25x = 72,958.23 × 30,512.25
  4. Step 4: Simplify right side
    52,868.25x = 2,226,119,753.32
  5. Step 5: Solve for x
    x = 2,226,119,753.32/52,868.25
  6. Step 6: Final answer
    x = 42,106.93

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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.