Home / 30,797.87-42,223.96-30,237.35

Finding the Fourth Proportional to 30,797.87, 42,223.96 and 30,237.35

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Solution

The fourth proportional to 30,797.87, 42,223.96 and 30,237.35 is: 41,455.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,797.87 : 42,223.96 = 30,237.35 : x
  2. Step 2: Convert to fraction form
    30,797.87/42,223.96 = 30,237.35/x
  3. Step 3: Cross multiply
    30,797.87x = 42,223.96 × 30,237.35
  4. Step 4: Simplify right side
    30,797.87x = 1,276,740,483.58
  5. Step 5: Solve for x
    x = 1,276,740,483.58/30,797.87
  6. Step 6: Final answer
    x = 41,455.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.