Home / 51,606.84-71,218.04-28,637.08

Finding the Fourth Proportional to 51,606.84, 71,218.04 and 28,637.08

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Solution

The fourth proportional to 51,606.84, 71,218.04 and 28,637.08 is: 39,519.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,606.84 : 71,218.04 = 28,637.08 : x
  2. Step 2: Convert to fraction form
    51,606.84/71,218.04 = 28,637.08/x
  3. Step 3: Cross multiply
    51,606.84x = 71,218.04 × 28,637.08
  4. Step 4: Simplify right side
    51,606.84x = 2,039,476,708.92
  5. Step 5: Solve for x
    x = 2,039,476,708.92/51,606.84
  6. Step 6: Final answer
    x = 39,519.50

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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.