Home / 15,392.46-23,047.58-9,815.60

Finding the Fourth Proportional to 15,392.46, 23,047.58 and 9,815.60

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Solution

The fourth proportional to 15,392.46, 23,047.58 and 9,815.60 is: 14,697.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,392.46 : 23,047.58 = 9,815.60 : x
  2. Step 2: Convert to fraction form
    15,392.46/23,047.58 = 9,815.60/x
  3. Step 3: Cross multiply
    15,392.46x = 23,047.58 × 9,815.60
  4. Step 4: Simplify right side
    15,392.46x = 226,225,826.25
  5. Step 5: Solve for x
    x = 226,225,826.25/15,392.46
  6. Step 6: Final answer
    x = 14,697.18

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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.