Home / 42,735.51-58,963.32-29,310.08

Finding the Fourth Proportional to 42,735.51, 58,963.32 and 29,310.08

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Solution

The fourth proportional to 42,735.51, 58,963.32 and 29,310.08 is: 40,439.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,735.51 : 58,963.32 = 29,310.08 : x
  2. Step 2: Convert to fraction form
    42,735.51/58,963.32 = 29,310.08/x
  3. Step 3: Cross multiply
    42,735.51x = 58,963.32 × 29,310.08
  4. Step 4: Simplify right side
    42,735.51x = 1,728,219,331.45
  5. Step 5: Solve for x
    x = 1,728,219,331.45/42,735.51
  6. Step 6: Final answer
    x = 40,439.89

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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.