Home / 35,620.02-49,122.90-30,582.54

Finding the Fourth Proportional to 35,620.02, 49,122.90 and 30,582.54

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Solution

The fourth proportional to 35,620.02, 49,122.90 and 30,582.54 is: 42,175.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,620.02 : 49,122.90 = 30,582.54 : x
  2. Step 2: Convert to fraction form
    35,620.02/49,122.90 = 30,582.54/x
  3. Step 3: Cross multiply
    35,620.02x = 49,122.90 × 30,582.54
  4. Step 4: Simplify right side
    35,620.02x = 1,502,303,054.17
  5. Step 5: Solve for x
    x = 1,502,303,054.17/35,620.02
  6. Step 6: Final answer
    x = 42,175.81

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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.