Home / 52,270.93-72,133.76-28,397.39

Finding the Fourth Proportional to 52,270.93, 72,133.76 and 28,397.39

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Solution

The fourth proportional to 52,270.93, 72,133.76 and 28,397.39 is: 39,188.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,270.93 : 72,133.76 = 28,397.39 : x
  2. Step 2: Convert to fraction form
    52,270.93/72,133.76 = 28,397.39/x
  3. Step 3: Cross multiply
    52,270.93x = 72,133.76 × 28,397.39
  4. Step 4: Simplify right side
    52,270.93x = 2,048,410,372.90
  5. Step 5: Solve for x
    x = 2,048,410,372.90/52,270.93
  6. Step 6: Final answer
    x = 39,188.33

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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.