Home / 23,907.78-35,847.54-9,117.72

Finding the Fourth Proportional to 23,907.78, 35,847.54 and 9,117.72

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Solution

The fourth proportional to 23,907.78, 35,847.54 and 9,117.72 is: 13,671.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,907.78 : 35,847.54 = 9,117.72 : x
  2. Step 2: Convert to fraction form
    23,907.78/35,847.54 = 9,117.72/x
  3. Step 3: Cross multiply
    23,907.78x = 35,847.54 × 9,117.72
  4. Step 4: Simplify right side
    23,907.78x = 326,847,832.41
  5. Step 5: Solve for x
    x = 326,847,832.41/23,907.78
  6. Step 6: Final answer
    x = 13,671.19

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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.