Home / 28,798.15-39,740.71-16,051.39

Finding the Fourth Proportional to 28,798.15, 39,740.71 and 16,051.39

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Solution

The fourth proportional to 28,798.15, 39,740.71 and 16,051.39 is: 22,150.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,798.15 : 39,740.71 = 16,051.39 : x
  2. Step 2: Convert to fraction form
    28,798.15/39,740.71 = 16,051.39/x
  3. Step 3: Cross multiply
    28,798.15x = 39,740.71 × 16,051.39
  4. Step 4: Simplify right side
    28,798.15x = 637,893,635.09
  5. Step 5: Solve for x
    x = 637,893,635.09/28,798.15
  6. Step 6: Final answer
    x = 22,150.51

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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.