Home / 30,036.16-41,448.12-16,606.36

Finding the Fourth Proportional to 30,036.16, 41,448.12 and 16,606.36

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Solution

The fourth proportional to 30,036.16, 41,448.12 and 16,606.36 is: 22,915.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,036.16 : 41,448.12 = 16,606.36 : x
  2. Step 2: Convert to fraction form
    30,036.16/41,448.12 = 16,606.36/x
  3. Step 3: Cross multiply
    30,036.16x = 41,448.12 × 16,606.36
  4. Step 4: Simplify right side
    30,036.16x = 688,302,194.80
  5. Step 5: Solve for x
    x = 688,302,194.80/30,036.16
  6. Step 6: Final answer
    x = 22,915.79

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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.