Home / 28,664.32-39,560.42-16,089.08

Finding the Fourth Proportional to 28,664.32, 39,560.42 and 16,089.08

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Solution

The fourth proportional to 28,664.32, 39,560.42 and 16,089.08 is: 22,204.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,664.32 : 39,560.42 = 16,089.08 : x
  2. Step 2: Convert to fraction form
    28,664.32/39,560.42 = 16,089.08/x
  3. Step 3: Cross multiply
    28,664.32x = 39,560.42 × 16,089.08
  4. Step 4: Simplify right side
    28,664.32x = 636,490,762.21
  5. Step 5: Solve for x
    x = 636,490,762.21/28,664.32
  6. Step 6: Final answer
    x = 22,204.98

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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.