Home / 28,666.02-39,559.24-16,090.76

Finding the Fourth Proportional to 28,666.02, 39,559.24 and 16,090.76

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Solution

The fourth proportional to 28,666.02, 39,559.24 and 16,090.76 is: 22,205.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,666.02 : 39,559.24 = 16,090.76 : x
  2. Step 2: Convert to fraction form
    28,666.02/39,559.24 = 16,090.76/x
  3. Step 3: Cross multiply
    28,666.02x = 39,559.24 × 16,090.76
  4. Step 4: Simplify right side
    28,666.02x = 636,538,236.62
  5. Step 5: Solve for x
    x = 636,538,236.62/28,666.02
  6. Step 6: Final answer
    x = 22,205.32

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Double scale
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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.