Home / 25,071.67-34,599.35-13,740.42

Finding the Fourth Proportional to 25,071.67, 34,599.35 and 13,740.42

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Solution

The fourth proportional to 25,071.67, 34,599.35 and 13,740.42 is: 18,962.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,071.67 : 34,599.35 = 13,740.42 : x
  2. Step 2: Convert to fraction form
    25,071.67/34,599.35 = 13,740.42/x
  3. Step 3: Cross multiply
    25,071.67x = 34,599.35 × 13,740.42
  4. Step 4: Simplify right side
    25,071.67x = 475,409,600.73
  5. Step 5: Solve for x
    x = 475,409,600.73/25,071.67
  6. Step 6: Final answer
    x = 18,962.02

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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.