Home / 12,600.16-18,973.50-9,336.40

Finding the Fourth Proportional to 12,600.16, 18,973.50 and 9,336.40

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Solution

The fourth proportional to 12,600.16, 18,973.50 and 9,336.40 is: 14,058.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,600.16 : 18,973.50 = 9,336.40 : x
  2. Step 2: Convert to fraction form
    12,600.16/18,973.50 = 9,336.40/x
  3. Step 3: Cross multiply
    12,600.16x = 18,973.50 × 9,336.40
  4. Step 4: Simplify right side
    12,600.16x = 177,144,185.40
  5. Step 5: Solve for x
    x = 177,144,185.40/12,600.16
  6. Step 6: Final answer
    x = 14,058.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.