Home / 43,148.81-59,514.69-28,801.41

Finding the Fourth Proportional to 43,148.81, 59,514.69 and 28,801.41

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Solution

The fourth proportional to 43,148.81, 59,514.69 and 28,801.41 is: 39,725.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,148.81 : 59,514.69 = 28,801.41 : x
  2. Step 2: Convert to fraction form
    43,148.81/59,514.69 = 28,801.41/x
  3. Step 3: Cross multiply
    43,148.81x = 59,514.69 × 28,801.41
  4. Step 4: Simplify right side
    43,148.81x = 1,714,106,768.12
  5. Step 5: Solve for x
    x = 1,714,106,768.12/43,148.81
  6. Step 6: Final answer
    x = 39,725.47

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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.