Home / 13,395.42-20,074.86-5,070.96

Finding the Fourth Proportional to 13,395.42, 20,074.86 and 5,070.96

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Solution

The fourth proportional to 13,395.42, 20,074.86 and 5,070.96 is: 7,599.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,395.42 : 20,074.86 = 5,070.96 : x
  2. Step 2: Convert to fraction form
    13,395.42/20,074.86 = 5,070.96/x
  3. Step 3: Cross multiply
    13,395.42x = 20,074.86 × 5,070.96
  4. Step 4: Simplify right side
    13,395.42x = 101,798,812.07
  5. Step 5: Solve for x
    x = 101,798,812.07/13,395.42
  6. Step 6: Final answer
    x = 7,599.52

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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.