Home / 45,657.93-68,492.36-19,359.25

Finding the Fourth Proportional to 45,657.93, 68,492.36 and 19,359.25

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Solution

The fourth proportional to 45,657.93, 68,492.36 and 19,359.25 is: 29,041.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,657.93 : 68,492.36 = 19,359.25 : x
  2. Step 2: Convert to fraction form
    45,657.93/68,492.36 = 19,359.25/x
  3. Step 3: Cross multiply
    45,657.93x = 68,492.36 × 19,359.25
  4. Step 4: Simplify right side
    45,657.93x = 1,325,960,720.33
  5. Step 5: Solve for x
    x = 1,325,960,720.33/45,657.93
  6. Step 6: Final answer
    x = 29,041.19

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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.