Home / 30,166.48-41,635.80-17,421.74

Finding the Fourth Proportional to 30,166.48, 41,635.80 and 17,421.74

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Solution

The fourth proportional to 30,166.48, 41,635.80 and 17,421.74 is: 24,045.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,166.48 : 41,635.80 = 17,421.74 : x
  2. Step 2: Convert to fraction form
    30,166.48/41,635.80 = 17,421.74/x
  3. Step 3: Cross multiply
    30,166.48x = 41,635.80 × 17,421.74
  4. Step 4: Simplify right side
    30,166.48x = 725,367,787.00
  5. Step 5: Solve for x
    x = 725,367,787.00/30,166.48
  6. Step 6: Final answer
    x = 24,045.49

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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.