Home / 30,173.41-45,187.27-15,133.23

Finding the Fourth Proportional to 30,173.41, 45,187.27 and 15,133.23

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Solution

The fourth proportional to 30,173.41, 45,187.27 and 15,133.23 is: 22,663.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,173.41 : 45,187.27 = 15,133.23 : x
  2. Step 2: Convert to fraction form
    30,173.41/45,187.27 = 15,133.23/x
  3. Step 3: Cross multiply
    30,173.41x = 45,187.27 × 15,133.23
  4. Step 4: Simplify right side
    30,173.41x = 683,829,312.15
  5. Step 5: Solve for x
    x = 683,829,312.15/30,173.41
  6. Step 6: Final answer
    x = 22,663.31

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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.