Home / 30,266.48-41,761.60-17,688.80

Finding the Fourth Proportional to 30,266.48, 41,761.60 and 17,688.80

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Solution

The fourth proportional to 30,266.48, 41,761.60 and 17,688.80 is: 24,406.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,266.48 : 41,761.60 = 17,688.80 : x
  2. Step 2: Convert to fraction form
    30,266.48/41,761.60 = 17,688.80/x
  3. Step 3: Cross multiply
    30,266.48x = 41,761.60 × 17,688.80
  4. Step 4: Simplify right side
    30,266.48x = 738,712,590.08
  5. Step 5: Solve for x
    x = 738,712,590.08/30,266.48
  6. Step 6: Final answer
    x = 24,406.95

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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.