Home / 15,247.06-21,050.02-9,586.60

Finding the Fourth Proportional to 15,247.06, 21,050.02 and 9,586.60

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Solution

The fourth proportional to 15,247.06, 21,050.02 and 9,586.60 is: 13,235.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,247.06 : 21,050.02 = 9,586.60 : x
  2. Step 2: Convert to fraction form
    15,247.06/21,050.02 = 9,586.60/x
  3. Step 3: Cross multiply
    15,247.06x = 21,050.02 × 9,586.60
  4. Step 4: Simplify right side
    15,247.06x = 201,798,121.73
  5. Step 5: Solve for x
    x = 201,798,121.73/15,247.06
  6. Step 6: Final answer
    x = 13,235.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.