Home / 15,953.43-22,035.08-11,698.35

Finding the Fourth Proportional to 15,953.43, 22,035.08 and 11,698.35

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Solution

The fourth proportional to 15,953.43, 22,035.08 and 11,698.35 is: 16,157.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,953.43 : 22,035.08 = 11,698.35 : x
  2. Step 2: Convert to fraction form
    15,953.43/22,035.08 = 11,698.35/x
  3. Step 3: Cross multiply
    15,953.43x = 22,035.08 × 11,698.35
  4. Step 4: Simplify right side
    15,953.43x = 257,774,078.12
  5. Step 5: Solve for x
    x = 257,774,078.12/15,953.43
  6. Step 6: Final answer
    x = 16,157.91

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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.