Home / 15,153.53-22,730.25-6,823.79

Finding the Fourth Proportional to 15,153.53, 22,730.25 and 6,823.79

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Solution

The fourth proportional to 15,153.53, 22,730.25 and 6,823.79 is: 10,235.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,153.53 : 22,730.25 = 6,823.79 : x
  2. Step 2: Convert to fraction form
    15,153.53/22,730.25 = 6,823.79/x
  3. Step 3: Cross multiply
    15,153.53x = 22,730.25 × 6,823.79
  4. Step 4: Simplify right side
    15,153.53x = 155,106,475.35
  5. Step 5: Solve for x
    x = 155,106,475.35/15,153.53
  6. Step 6: Final answer
    x = 10,235.67

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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.