Home / 15,585.72-23,378.80-4,492.60

Finding the Fourth Proportional to 15,585.72, 23,378.80 and 4,492.60

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Solution

The fourth proportional to 15,585.72, 23,378.80 and 4,492.60 is: 6,738.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,585.72 : 23,378.80 = 4,492.60 : x
  2. Step 2: Convert to fraction form
    15,585.72/23,378.80 = 4,492.60/x
  3. Step 3: Cross multiply
    15,585.72x = 23,378.80 × 4,492.60
  4. Step 4: Simplify right side
    15,585.72x = 105,031,596.88
  5. Step 5: Solve for x
    x = 105,031,596.88/15,585.72
  6. Step 6: Final answer
    x = 6,738.96

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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.