Home / 23,085.60-34,628.40-15,212.40

Finding the Fourth Proportional to 23,085.60, 34,628.40 and 15,212.40

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Solution

The fourth proportional to 23,085.60, 34,628.40 and 15,212.40 is: 22,818.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,085.60 : 34,628.40 = 15,212.40 : x
  2. Step 2: Convert to fraction form
    23,085.60/34,628.40 = 15,212.40/x
  3. Step 3: Cross multiply
    23,085.60x = 34,628.40 × 15,212.40
  4. Step 4: Simplify right side
    23,085.60x = 526,781,072.16
  5. Step 5: Solve for x
    x = 526,781,072.16/23,085.60
  6. Step 6: Final answer
    x = 22,818.60

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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.