Home / 23,039.43-31,798.74-14,429.58

Finding the Fourth Proportional to 23,039.43, 31,798.74 and 14,429.58

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Solution

The fourth proportional to 23,039.43, 31,798.74 and 14,429.58 is: 19,915.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,039.43 : 31,798.74 = 14,429.58 : x
  2. Step 2: Convert to fraction form
    23,039.43/31,798.74 = 14,429.58/x
  3. Step 3: Cross multiply
    23,039.43x = 31,798.74 × 14,429.58
  4. Step 4: Simplify right side
    23,039.43x = 458,842,462.73
  5. Step 5: Solve for x
    x = 458,842,462.73/23,039.43
  6. Step 6: Final answer
    x = 19,915.53

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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.