Home / 12,510.24-18,739.36-5,941.60

Finding the Fourth Proportional to 12,510.24, 18,739.36 and 5,941.60

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Solution

The fourth proportional to 12,510.24, 18,739.36 and 5,941.60 is: 8,900.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,510.24 : 18,739.36 = 5,941.60 : x
  2. Step 2: Convert to fraction form
    12,510.24/18,739.36 = 5,941.60/x
  3. Step 3: Cross multiply
    12,510.24x = 18,739.36 × 5,941.60
  4. Step 4: Simplify right side
    12,510.24x = 111,341,781.38
  5. Step 5: Solve for x
    x = 111,341,781.38/12,510.24
  6. Step 6: Final answer
    x = 8,900.05

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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.