Home / 28,608.12-39,477.51-16,032.60

Finding the Fourth Proportional to 28,608.12, 39,477.51 and 16,032.60

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Solution

The fourth proportional to 28,608.12, 39,477.51 and 16,032.60 is: 22,124.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,608.12 : 39,477.51 = 16,032.60 : x
  2. Step 2: Convert to fraction form
    28,608.12/39,477.51 = 16,032.60/x
  3. Step 3: Cross multiply
    28,608.12x = 39,477.51 × 16,032.60
  4. Step 4: Simplify right side
    28,608.12x = 632,927,126.83
  5. Step 5: Solve for x
    x = 632,927,126.83/28,608.12
  6. Step 6: Final answer
    x = 22,124.04

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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.