Home / 23,878.12-32,953.86-13,269.88

Finding the Fourth Proportional to 23,878.12, 32,953.86 and 13,269.88

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Solution

The fourth proportional to 23,878.12, 32,953.86 and 13,269.88 is: 18,313.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,878.12 : 32,953.86 = 13,269.88 : x
  2. Step 2: Convert to fraction form
    23,878.12/32,953.86 = 13,269.88/x
  3. Step 3: Cross multiply
    23,878.12x = 32,953.86 × 13,269.88
  4. Step 4: Simplify right side
    23,878.12x = 437,293,767.74
  5. Step 5: Solve for x
    x = 437,293,767.74/23,878.12
  6. Step 6: Final answer
    x = 18,313.58

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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.