Home / 42,285.25-58,353.65-25,518.25

Finding the Fourth Proportional to 42,285.25, 58,353.65 and 25,518.25

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Solution

The fourth proportional to 42,285.25, 58,353.65 and 25,518.25 is: 35,215.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,285.25 : 58,353.65 = 25,518.25 : x
  2. Step 2: Convert to fraction form
    42,285.25/58,353.65 = 25,518.25/x
  3. Step 3: Cross multiply
    42,285.25x = 58,353.65 × 25,518.25
  4. Step 4: Simplify right side
    42,285.25x = 1,489,083,029.11
  5. Step 5: Solve for x
    x = 1,489,083,029.11/42,285.25
  6. Step 6: Final answer
    x = 35,215.19

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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.