Home / 23,719.30-35,578.95-8,931.54

Finding the Fourth Proportional to 23,719.30, 35,578.95 and 8,931.54

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Solution

The fourth proportional to 23,719.30, 35,578.95 and 8,931.54 is: 13,397.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,719.30 : 35,578.95 = 8,931.54 : x
  2. Step 2: Convert to fraction form
    23,719.30/35,578.95 = 8,931.54/x
  3. Step 3: Cross multiply
    23,719.30x = 35,578.95 × 8,931.54
  4. Step 4: Simplify right side
    23,719.30x = 317,774,815.08
  5. Step 5: Solve for x
    x = 317,774,815.08/23,719.30
  6. Step 6: Final answer
    x = 13,397.31

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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.