Home / 15,749.76-23,629.26-4,656.74

Finding the Fourth Proportional to 15,749.76, 23,629.26 and 4,656.74

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Solution

The fourth proportional to 15,749.76, 23,629.26 and 4,656.74 is: 6,986.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,749.76 : 23,629.26 = 4,656.74 : x
  2. Step 2: Convert to fraction form
    15,749.76/23,629.26 = 4,656.74/x
  3. Step 3: Cross multiply
    15,749.76x = 23,629.26 × 4,656.74
  4. Step 4: Simplify right side
    15,749.76x = 110,035,320.48
  5. Step 5: Solve for x
    x = 110,035,320.48/15,749.76
  6. Step 6: Final answer
    x = 6,986.47

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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.