Home / 25,740.79-38,611.08-16,973.55

Finding the Fourth Proportional to 25,740.79, 38,611.08 and 16,973.55

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Solution

The fourth proportional to 25,740.79, 38,611.08 and 16,973.55 is: 25,460.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,740.79 : 38,611.08 = 16,973.55 : x
  2. Step 2: Convert to fraction form
    25,740.79/38,611.08 = 16,973.55/x
  3. Step 3: Cross multiply
    25,740.79x = 38,611.08 × 16,973.55
  4. Step 4: Simplify right side
    25,740.79x = 655,367,096.93
  5. Step 5: Solve for x
    x = 655,367,096.93/25,740.79
  6. Step 6: Final answer
    x = 25,460.26

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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.