Home / 30,014.85-41,420.25-16,587.01

Finding the Fourth Proportional to 30,014.85, 41,420.25 and 16,587.01

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Solution

The fourth proportional to 30,014.85, 41,420.25 and 16,587.01 is: 22,889.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,014.85 : 41,420.25 = 16,587.01 : x
  2. Step 2: Convert to fraction form
    30,014.85/41,420.25 = 16,587.01/x
  3. Step 3: Cross multiply
    30,014.85x = 41,420.25 × 16,587.01
  4. Step 4: Simplify right side
    30,014.85x = 687,038,100.95
  5. Step 5: Solve for x
    x = 687,038,100.95/30,014.85
  6. Step 6: Final answer
    x = 22,889.94

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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.