Home / 22,970.75-34,465.43-15,570.99

Finding the Fourth Proportional to 22,970.75, 34,465.43 and 15,570.99

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Solution

The fourth proportional to 22,970.75, 34,465.43 and 15,570.99 is: 23,362.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,970.75 : 34,465.43 = 15,570.99 : x
  2. Step 2: Convert to fraction form
    22,970.75/34,465.43 = 15,570.99/x
  3. Step 3: Cross multiply
    22,970.75x = 34,465.43 × 15,570.99
  4. Step 4: Simplify right side
    22,970.75x = 536,660,904.80
  5. Step 5: Solve for x
    x = 536,660,904.80/22,970.75
  6. Step 6: Final answer
    x = 23,362.80

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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.