Home / 28,785.09-43,097.90-14,714.82

Finding the Fourth Proportional to 28,785.09, 43,097.90 and 14,714.82

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Solution

The fourth proportional to 28,785.09, 43,097.90 and 14,714.82 is: 22,031.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,785.09 : 43,097.90 = 14,714.82 : x
  2. Step 2: Convert to fraction form
    28,785.09/43,097.90 = 14,714.82/x
  3. Step 3: Cross multiply
    28,785.09x = 43,097.90 × 14,714.82
  4. Step 4: Simplify right side
    28,785.09x = 634,177,840.88
  5. Step 5: Solve for x
    x = 634,177,840.88/28,785.09
  6. Step 6: Final answer
    x = 22,031.47

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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.