Home / 29,913.40-41,280.77-16,485.13

Finding the Fourth Proportional to 29,913.40, 41,280.77 and 16,485.13

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Solution

The fourth proportional to 29,913.40, 41,280.77 and 16,485.13 is: 22,749.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,913.40 : 41,280.77 = 16,485.13 : x
  2. Step 2: Convert to fraction form
    29,913.40/41,280.77 = 16,485.13/x
  3. Step 3: Cross multiply
    29,913.40x = 41,280.77 × 16,485.13
  4. Step 4: Simplify right side
    29,913.40x = 680,518,880.73
  5. Step 5: Solve for x
    x = 680,518,880.73/29,913.40
  6. Step 6: Final answer
    x = 22,749.64

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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.