Home / 51,903.60-71,626.96-28,030.27

Finding the Fourth Proportional to 51,903.60, 71,626.96 and 28,030.27

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Solution

The fourth proportional to 51,903.60, 71,626.96 and 28,030.27 is: 38,681.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,903.60 : 71,626.96 = 28,030.27 : x
  2. Step 2: Convert to fraction form
    51,903.60/71,626.96 = 28,030.27/x
  3. Step 3: Cross multiply
    51,903.60x = 71,626.96 × 28,030.27
  4. Step 4: Simplify right side
    51,903.60x = 2,007,722,529.79
  5. Step 5: Solve for x
    x = 2,007,722,529.79/51,903.60
  6. Step 6: Final answer
    x = 38,681.76

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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.