Home / 13,885.62-19,162.44-7,598.04

Finding the Fourth Proportional to 13,885.62, 19,162.44 and 7,598.04

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Solution

The fourth proportional to 13,885.62, 19,162.44 and 7,598.04 is: 10,485.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,885.62 : 19,162.44 = 7,598.04 : x
  2. Step 2: Convert to fraction form
    13,885.62/19,162.44 = 7,598.04/x
  3. Step 3: Cross multiply
    13,885.62x = 19,162.44 × 7,598.04
  4. Step 4: Simplify right side
    13,885.62x = 145,596,985.62
  5. Step 5: Solve for x
    x = 145,596,985.62/13,885.62
  6. Step 6: Final answer
    x = 10,485.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.