Home / 30,223.36-45,334.98-8,036.74

Finding the Fourth Proportional to 30,223.36, 45,334.98 and 8,036.74

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Solution

The fourth proportional to 30,223.36, 45,334.98 and 8,036.74 is: 12,055.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,223.36 : 45,334.98 = 8,036.74 : x
  2. Step 2: Convert to fraction form
    30,223.36/45,334.98 = 8,036.74/x
  3. Step 3: Cross multiply
    30,223.36x = 45,334.98 × 8,036.74
  4. Step 4: Simplify right side
    30,223.36x = 364,345,447.17
  5. Step 5: Solve for x
    x = 364,345,447.17/30,223.36
  6. Step 6: Final answer
    x = 12,055.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.