Home / 11,335.17-16,888.84-10,698.55

Finding the Fourth Proportional to 11,335.17, 16,888.84 and 10,698.55

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Solution

The fourth proportional to 11,335.17, 16,888.84 and 10,698.55 is: 15,940.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,335.17 : 16,888.84 = 10,698.55 : x
  2. Step 2: Convert to fraction form
    11,335.17/16,888.84 = 10,698.55/x
  3. Step 3: Cross multiply
    11,335.17x = 16,888.84 × 10,698.55
  4. Step 4: Simplify right side
    11,335.17x = 180,686,030.21
  5. Step 5: Solve for x
    x = 180,686,030.21/11,335.17
  6. Step 6: Final answer
    x = 15,940.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.