Home / 13,510.02-20,274.08-4,744.96

Finding the Fourth Proportional to 13,510.02, 20,274.08 and 4,744.96

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Solution

The fourth proportional to 13,510.02, 20,274.08 and 4,744.96 is: 7,120.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,510.02 : 20,274.08 = 4,744.96 : x
  2. Step 2: Convert to fraction form
    13,510.02/20,274.08 = 4,744.96/x
  3. Step 3: Cross multiply
    13,510.02x = 20,274.08 × 4,744.96
  4. Step 4: Simplify right side
    13,510.02x = 96,199,698.64
  5. Step 5: Solve for x
    x = 96,199,698.64/13,510.02
  6. Step 6: Final answer
    x = 7,120.62

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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.