Home / 42,009.64-57,960.86-25,000.26

Finding the Fourth Proportional to 42,009.64, 57,960.86 and 25,000.26

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Solution

The fourth proportional to 42,009.64, 57,960.86 and 25,000.26 is: 34,492.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,009.64 : 57,960.86 = 25,000.26 : x
  2. Step 2: Convert to fraction form
    42,009.64/57,960.86 = 25,000.26/x
  3. Step 3: Cross multiply
    42,009.64x = 57,960.86 × 25,000.26
  4. Step 4: Simplify right side
    42,009.64x = 1,449,036,569.82
  5. Step 5: Solve for x
    x = 1,449,036,569.82/42,009.64
  6. Step 6: Final answer
    x = 34,492.95

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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.