Home / 25,459.04-38,117.16-19,199.36

Finding the Fourth Proportional to 25,459.04, 38,117.16 and 19,199.36

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Solution

The fourth proportional to 25,459.04, 38,117.16 and 19,199.36 is: 28,745.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,459.04 : 38,117.16 = 19,199.36 : x
  2. Step 2: Convert to fraction form
    25,459.04/38,117.16 = 19,199.36/x
  3. Step 3: Cross multiply
    25,459.04x = 38,117.16 × 19,199.36
  4. Step 4: Simplify right side
    25,459.04x = 731,824,886.43
  5. Step 5: Solve for x
    x = 731,824,886.43/25,459.04
  6. Step 6: Final answer
    x = 28,745.19

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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.