Home / 15,209.37-22,815.27-4,680.18

Finding the Fourth Proportional to 15,209.37, 22,815.27 and 4,680.18

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Solution

The fourth proportional to 15,209.37, 22,815.27 and 4,680.18 is: 7,020.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,209.37 : 22,815.27 = 4,680.18 : x
  2. Step 2: Convert to fraction form
    15,209.37/22,815.27 = 4,680.18/x
  3. Step 3: Cross multiply
    15,209.37x = 22,815.27 × 4,680.18
  4. Step 4: Simplify right side
    15,209.37x = 106,779,570.35
  5. Step 5: Solve for x
    x = 106,779,570.35/15,209.37
  6. Step 6: Final answer
    x = 7,020.64

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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.