Home / 28,810.96-39,762.32-16,714.13

Finding the Fourth Proportional to 28,810.96, 39,762.32 and 16,714.13

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Solution

The fourth proportional to 28,810.96, 39,762.32 and 16,714.13 is: 23,067.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,810.96 : 39,762.32 = 16,714.13 : x
  2. Step 2: Convert to fraction form
    28,810.96/39,762.32 = 16,714.13/x
  3. Step 3: Cross multiply
    28,810.96x = 39,762.32 × 16,714.13
  4. Step 4: Simplify right side
    28,810.96x = 664,592,303.20
  5. Step 5: Solve for x
    x = 664,592,303.20/28,810.96
  6. Step 6: Final answer
    x = 23,067.35

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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.