Home / 28,596.60-39,461.54-16,021.08

Finding the Fourth Proportional to 28,596.60, 39,461.54 and 16,021.08

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Solution

The fourth proportional to 28,596.60, 39,461.54 and 16,021.08 is: 22,108.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,596.60 : 39,461.54 = 16,021.08 : x
  2. Step 2: Convert to fraction form
    28,596.60/39,461.54 = 16,021.08/x
  3. Step 3: Cross multiply
    28,596.60x = 39,461.54 × 16,021.08
  4. Step 4: Simplify right side
    28,596.60x = 632,216,489.26
  5. Step 5: Solve for x
    x = 632,216,489.26/28,596.60
  6. Step 6: Final answer
    x = 22,108.10

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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.