Home / 43,431.19-59,894.03-28,335.42

Finding the Fourth Proportional to 43,431.19, 59,894.03 and 28,335.42

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Solution

The fourth proportional to 43,431.19, 59,894.03 and 28,335.42 is: 39,076.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,431.19 : 59,894.03 = 28,335.42 : x
  2. Step 2: Convert to fraction form
    43,431.19/59,894.03 = 28,335.42/x
  3. Step 3: Cross multiply
    43,431.19x = 59,894.03 × 28,335.42
  4. Step 4: Simplify right side
    43,431.19x = 1,697,122,566.38
  5. Step 5: Solve for x
    x = 1,697,122,566.38/43,431.19
  6. Step 6: Final answer
    x = 39,076.13

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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.