Home / 30,117.30-41,563.54-16,688.27

Finding the Fourth Proportional to 30,117.30, 41,563.54 and 16,688.27

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Solution

The fourth proportional to 30,117.30, 41,563.54 and 16,688.27 is: 23,030.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,117.30 : 41,563.54 = 16,688.27 : x
  2. Step 2: Convert to fraction form
    30,117.30/41,563.54 = 16,688.27/x
  3. Step 3: Cross multiply
    30,117.30x = 41,563.54 × 16,688.27
  4. Step 4: Simplify right side
    30,117.30x = 693,623,702.44
  5. Step 5: Solve for x
    x = 693,623,702.44/30,117.30
  6. Step 6: Final answer
    x = 23,030.74

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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.