Home / 28,577.17-39,437.81-16,001.92

Finding the Fourth Proportional to 28,577.17, 39,437.81 and 16,001.92

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Solution

The fourth proportional to 28,577.17, 39,437.81 and 16,001.92 is: 22,083.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,577.17 : 39,437.81 = 16,001.92 : x
  2. Step 2: Convert to fraction form
    28,577.17/39,437.81 = 16,001.92/x
  3. Step 3: Cross multiply
    28,577.17x = 39,437.81 × 16,001.92
  4. Step 4: Simplify right side
    28,577.17x = 631,080,680.60
  5. Step 5: Solve for x
    x = 631,080,680.60/28,577.17
  6. Step 6: Final answer
    x = 22,083.39

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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.