Home / 11,017.59-15,206.13-10,653.09

Finding the Fourth Proportional to 11,017.59, 15,206.13 and 10,653.09

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Solution

The fourth proportional to 11,017.59, 15,206.13 and 10,653.09 is: 14,703.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,017.59 : 15,206.13 = 10,653.09 : x
  2. Step 2: Convert to fraction form
    11,017.59/15,206.13 = 10,653.09/x
  3. Step 3: Cross multiply
    11,017.59x = 15,206.13 × 10,653.09
  4. Step 4: Simplify right side
    11,017.59x = 161,992,271.44
  5. Step 5: Solve for x
    x = 161,992,271.44/11,017.59
  6. Step 6: Final answer
    x = 14,703.06

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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.