Home / 28,856.09-39,811.02-17,530.27

Finding the Fourth Proportional to 28,856.09, 39,811.02 and 17,530.27

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Solution

The fourth proportional to 28,856.09, 39,811.02 and 17,530.27 is: 24,185.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,856.09 : 39,811.02 = 17,530.27 : x
  2. Step 2: Convert to fraction form
    28,856.09/39,811.02 = 17,530.27/x
  3. Step 3: Cross multiply
    28,856.09x = 39,811.02 × 17,530.27
  4. Step 4: Simplify right side
    28,856.09x = 697,897,929.58
  5. Step 5: Solve for x
    x = 697,897,929.58/28,856.09
  6. Step 6: Final answer
    x = 24,185.46

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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.