Home / 52,558.26-72,530.64-28,685.46

Finding the Fourth Proportional to 52,558.26, 72,530.64 and 28,685.46

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Solution

The fourth proportional to 52,558.26, 72,530.64 and 28,685.46 is: 39,586.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,558.26 : 72,530.64 = 28,685.46 : x
  2. Step 2: Convert to fraction form
    52,558.26/72,530.64 = 28,685.46/x
  3. Step 3: Cross multiply
    52,558.26x = 72,530.64 × 28,685.46
  4. Step 4: Simplify right side
    52,558.26x = 2,080,574,772.49
  5. Step 5: Solve for x
    x = 2,080,574,772.49/52,558.26
  6. Step 6: Final answer
    x = 39,586.07

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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.