Home / 25,970.48-38,955.72-16,742.96

Finding the Fourth Proportional to 25,970.48, 38,955.72 and 16,742.96

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Solution

The fourth proportional to 25,970.48, 38,955.72 and 16,742.96 is: 25,114.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,970.48 : 38,955.72 = 16,742.96 : x
  2. Step 2: Convert to fraction form
    25,970.48/38,955.72 = 16,742.96/x
  3. Step 3: Cross multiply
    25,970.48x = 38,955.72 × 16,742.96
  4. Step 4: Simplify right side
    25,970.48x = 652,234,061.73
  5. Step 5: Solve for x
    x = 652,234,061.73/25,970.48
  6. Step 6: Final answer
    x = 25,114.44

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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.