Home / 23,578.16-35,368.34-7,784.57

Finding the Fourth Proportional to 23,578.16, 35,368.34 and 7,784.57

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Solution

The fourth proportional to 23,578.16, 35,368.34 and 7,784.57 is: 11,677.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,578.16 : 35,368.34 = 7,784.57 : x
  2. Step 2: Convert to fraction form
    23,578.16/35,368.34 = 7,784.57/x
  3. Step 3: Cross multiply
    23,578.16x = 35,368.34 × 7,784.57
  4. Step 4: Simplify right side
    23,578.16x = 275,327,102.75
  5. Step 5: Solve for x
    x = 275,327,102.75/23,578.16
  6. Step 6: Final answer
    x = 11,677.21

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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.