Home / 15,670.65-23,509.44-4,578.30

Finding the Fourth Proportional to 15,670.65, 23,509.44 and 4,578.30

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Solution

The fourth proportional to 15,670.65, 23,509.44 and 4,578.30 is: 6,868.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,670.65 : 23,509.44 = 4,578.30 : x
  2. Step 2: Convert to fraction form
    15,670.65/23,509.44 = 4,578.30/x
  3. Step 3: Cross multiply
    15,670.65x = 23,509.44 × 4,578.30
  4. Step 4: Simplify right side
    15,670.65x = 107,633,269.15
  5. Step 5: Solve for x
    x = 107,633,269.15/15,670.65
  6. Step 6: Final answer
    x = 6,868.46

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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.