Home / 55,551.79-76,686.78-35,436.25

Finding the Fourth Proportional to 55,551.79, 76,686.78 and 35,436.25

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Solution

The fourth proportional to 55,551.79, 76,686.78 and 35,436.25 is: 48,918.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,551.79 : 76,686.78 = 35,436.25 : x
  2. Step 2: Convert to fraction form
    55,551.79/76,686.78 = 35,436.25/x
  3. Step 3: Cross multiply
    55,551.79x = 76,686.78 × 35,436.25
  4. Step 4: Simplify right side
    55,551.79x = 2,717,491,907.78
  5. Step 5: Solve for x
    x = 2,717,491,907.78/55,551.79
  6. Step 6: Final answer
    x = 48,918.17

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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.