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Finding the Fourth Proportional to 17,842.04, 26,763.06 and 7,448.12

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Solution

The fourth proportional to 17,842.04, 26,763.06 and 7,448.12 is: 11,172.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,842.04 : 26,763.06 = 7,448.12 : x
  2. Step 2: Convert to fraction form
    17,842.04/26,763.06 = 7,448.12/x
  3. Step 3: Cross multiply
    17,842.04x = 26,763.06 × 7,448.12
  4. Step 4: Simplify right side
    17,842.04x = 199,334,482.45
  5. Step 5: Solve for x
    x = 199,334,482.45/17,842.04
  6. Step 6: Final answer
    x = 11,172.18

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.