Home / 30,247.61-41,739.73-16,818.52

Finding the Fourth Proportional to 30,247.61, 41,739.73 and 16,818.52

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Solution

The fourth proportional to 30,247.61, 41,739.73 and 16,818.52 is: 23,208.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,247.61 : 41,739.73 = 16,818.52 : x
  2. Step 2: Convert to fraction form
    30,247.61/41,739.73 = 16,818.52/x
  3. Step 3: Cross multiply
    30,247.61x = 41,739.73 × 16,818.52
  4. Step 4: Simplify right side
    30,247.61x = 702,000,483.80
  5. Step 5: Solve for x
    x = 702,000,483.80/30,247.61
  6. Step 6: Final answer
    x = 23,208.46

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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.