Home / 30,106.05-45,173.08-13,477.33

Finding the Fourth Proportional to 30,106.05, 45,173.08 and 13,477.33

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Solution

The fourth proportional to 30,106.05, 45,173.08 and 13,477.33 is: 20,222.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,106.05 : 45,173.08 = 13,477.33 : x
  2. Step 2: Convert to fraction form
    30,106.05/45,173.08 = 13,477.33/x
  3. Step 3: Cross multiply
    30,106.05x = 45,173.08 × 13,477.33
  4. Step 4: Simplify right side
    30,106.05x = 608,812,579.59
  5. Step 5: Solve for x
    x = 608,812,579.59/30,106.05
  6. Step 6: Final answer
    x = 20,222.27

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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.