Home / 28,475.48-42,714.35-10,704.35

Finding the Fourth Proportional to 28,475.48, 42,714.35 and 10,704.35

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Solution

The fourth proportional to 28,475.48, 42,714.35 and 10,704.35 is: 16,056.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,475.48 : 42,714.35 = 10,704.35 : x
  2. Step 2: Convert to fraction form
    28,475.48/42,714.35 = 10,704.35/x
  3. Step 3: Cross multiply
    28,475.48x = 42,714.35 × 10,704.35
  4. Step 4: Simplify right side
    28,475.48x = 457,229,298.90
  5. Step 5: Solve for x
    x = 457,229,298.90/28,475.48
  6. Step 6: Final answer
    x = 16,056.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.