Home / 30,074.36-41,407.52-26,486.78

Finding the Fourth Proportional to 30,074.36, 41,407.52 and 26,486.78

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Solution

The fourth proportional to 30,074.36, 41,407.52 and 26,486.78 is: 36,468.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,074.36 : 41,407.52 = 26,486.78 : x
  2. Step 2: Convert to fraction form
    30,074.36/41,407.52 = 26,486.78/x
  3. Step 3: Cross multiply
    30,074.36x = 41,407.52 × 26,486.78
  4. Step 4: Simplify right side
    30,074.36x = 1,096,751,533.11
  5. Step 5: Solve for x
    x = 1,096,751,533.11/30,074.36
  6. Step 6: Final answer
    x = 36,468.00

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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.