Home / 11,089.89-16,533.95-9,843.30

Finding the Fourth Proportional to 11,089.89, 16,533.95 and 9,843.30

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Solution

The fourth proportional to 11,089.89, 16,533.95 and 9,843.30 is: 14,675.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,089.89 : 16,533.95 = 9,843.30 : x
  2. Step 2: Convert to fraction form
    11,089.89/16,533.95 = 9,843.30/x
  3. Step 3: Cross multiply
    11,089.89x = 16,533.95 × 9,843.30
  4. Step 4: Simplify right side
    11,089.89x = 162,748,580.82
  5. Step 5: Solve for x
    x = 162,748,580.82/11,089.89
  6. Step 6: Final answer
    x = 14,675.40

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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.