Home / 38,270.21-52,812.86-21,273.93

Finding the Fourth Proportional to 38,270.21, 52,812.86 and 21,273.93

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Solution

The fourth proportional to 38,270.21, 52,812.86 and 21,273.93 is: 29,358.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,270.21 : 52,812.86 = 21,273.93 : x
  2. Step 2: Convert to fraction form
    38,270.21/52,812.86 = 21,273.93/x
  3. Step 3: Cross multiply
    38,270.21x = 52,812.86 × 21,273.93
  4. Step 4: Simplify right side
    38,270.21x = 1,123,536,980.37
  5. Step 5: Solve for x
    x = 1,123,536,980.37/38,270.21
  6. Step 6: Final answer
    x = 29,358.01

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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.