Home / 51,771.12-77,637.52-18,482.24

Finding the Fourth Proportional to 51,771.12, 77,637.52 and 18,482.24

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Solution

The fourth proportional to 51,771.12, 77,637.52 and 18,482.24 is: 27,716.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,771.12 : 77,637.52 = 18,482.24 : x
  2. Step 2: Convert to fraction form
    51,771.12/77,637.52 = 18,482.24/x
  3. Step 3: Cross multiply
    51,771.12x = 77,637.52 × 18,482.24
  4. Step 4: Simplify right side
    51,771.12x = 1,434,915,277.64
  5. Step 5: Solve for x
    x = 1,434,915,277.64/51,771.12
  6. Step 6: Final answer
    x = 27,716.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.