Home / 29,288.12-40,420.50-16,714.76

Finding the Fourth Proportional to 29,288.12, 40,420.50 and 16,714.76

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Solution

The fourth proportional to 29,288.12, 40,420.50 and 16,714.76 is: 23,068.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,288.12 : 40,420.50 = 16,714.76 : x
  2. Step 2: Convert to fraction form
    29,288.12/40,420.50 = 16,714.76/x
  3. Step 3: Cross multiply
    29,288.12x = 40,420.50 × 16,714.76
  4. Step 4: Simplify right side
    29,288.12x = 675,618,956.58
  5. Step 5: Solve for x
    x = 675,618,956.58/29,288.12
  6. Step 6: Final answer
    x = 23,068.02

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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.