Home / 19,751.04-27,254.88-11,368.08

Finding the Fourth Proportional to 19,751.04, 27,254.88 and 11,368.08

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Solution

The fourth proportional to 19,751.04, 27,254.88 and 11,368.08 is: 15,687.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,751.04 : 27,254.88 = 11,368.08 : x
  2. Step 2: Convert to fraction form
    19,751.04/27,254.88 = 11,368.08/x
  3. Step 3: Cross multiply
    19,751.04x = 27,254.88 × 11,368.08
  4. Step 4: Simplify right side
    19,751.04x = 309,835,656.23
  5. Step 5: Solve for x
    x = 309,835,656.23/19,751.04
  6. Step 6: Final answer
    x = 15,687.06

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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.