Home / 14,837.58-20,479.77-10,300.59

Finding the Fourth Proportional to 14,837.58, 20,479.77 and 10,300.59

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Solution

The fourth proportional to 14,837.58, 20,479.77 and 10,300.59 is: 14,217.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,837.58 : 20,479.77 = 10,300.59 : x
  2. Step 2: Convert to fraction form
    14,837.58/20,479.77 = 10,300.59/x
  3. Step 3: Cross multiply
    14,837.58x = 20,479.77 × 10,300.59
  4. Step 4: Simplify right side
    14,837.58x = 210,953,714.06
  5. Step 5: Solve for x
    x = 210,953,714.06/14,837.58
  6. Step 6: Final answer
    x = 14,217.53

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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.