Home / 19,575.04-27,013.08-11,191

Finding the Fourth Proportional to 19,575.04, 27,013.08 and 11,191

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Solution

The fourth proportional to 19,575.04, 27,013.08 and 11,191 is: 15,443.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,575.04 : 27,013.08 = 11,191 : x
  2. Step 2: Convert to fraction form
    19,575.04/27,013.08 = 11,191/x
  3. Step 3: Cross multiply
    19,575.04x = 27,013.08 × 11,191
  4. Step 4: Simplify right side
    19,575.04x = 302,303,378.28
  5. Step 5: Solve for x
    x = 302,303,378.28/19,575.04
  6. Step 6: Final answer
    x = 15,443.31

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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.