Home / 28,852.74-39,818.16-16,277.49

Finding the Fourth Proportional to 28,852.74, 39,818.16 and 16,277.49

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Solution

The fourth proportional to 28,852.74, 39,818.16 and 16,277.49 is: 22,463.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,852.74 : 39,818.16 = 16,277.49 : x
  2. Step 2: Convert to fraction form
    28,852.74/39,818.16 = 16,277.49/x
  3. Step 3: Cross multiply
    28,852.74x = 39,818.16 × 16,277.49
  4. Step 4: Simplify right side
    28,852.74x = 648,139,701.22
  5. Step 5: Solve for x
    x = 648,139,701.22/28,852.74
  6. Step 6: Final answer
    x = 22,463.71

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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.