Home / 42,765.60-58,983.75-25,752.09

Finding the Fourth Proportional to 42,765.60, 58,983.75 and 25,752.09

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Solution

The fourth proportional to 42,765.60, 58,983.75 and 25,752.09 is: 35,518.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,765.60 : 58,983.75 = 25,752.09 : x
  2. Step 2: Convert to fraction form
    42,765.60/58,983.75 = 25,752.09/x
  3. Step 3: Cross multiply
    42,765.60x = 58,983.75 × 25,752.09
  4. Step 4: Simplify right side
    42,765.60x = 1,518,954,838.54
  5. Step 5: Solve for x
    x = 1,518,954,838.54/42,765.60
  6. Step 6: Final answer
    x = 35,518.15

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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.