Home / 13,752.02-20,615.34-4,984.58

Finding the Fourth Proportional to 13,752.02, 20,615.34 and 4,984.58

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Solution

The fourth proportional to 13,752.02, 20,615.34 and 4,984.58 is: 7,472.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,752.02 : 20,615.34 = 4,984.58 : x
  2. Step 2: Convert to fraction form
    13,752.02/20,615.34 = 4,984.58/x
  3. Step 3: Cross multiply
    13,752.02x = 20,615.34 × 4,984.58
  4. Step 4: Simplify right side
    13,752.02x = 102,758,811.46
  5. Step 5: Solve for x
    x = 102,758,811.46/13,752.02
  6. Step 6: Final answer
    x = 7,472.27

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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.