Home / 20,547.18-30,774.06-16,076.99

Finding the Fourth Proportional to 20,547.18, 30,774.06 and 16,076.99

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Solution

The fourth proportional to 20,547.18, 30,774.06 and 16,076.99 is: 24,078.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,547.18 : 30,774.06 = 16,076.99 : x
  2. Step 2: Convert to fraction form
    20,547.18/30,774.06 = 16,076.99/x
  3. Step 3: Cross multiply
    20,547.18x = 30,774.06 × 16,076.99
  4. Step 4: Simplify right side
    20,547.18x = 494,754,040.72
  5. Step 5: Solve for x
    x = 494,754,040.72/20,547.18
  6. Step 6: Final answer
    x = 24,078.93

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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.