Home / 38,018.79-52,463.12-21,023.26

Finding the Fourth Proportional to 38,018.79, 52,463.12 and 21,023.26

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Solution

The fourth proportional to 38,018.79, 52,463.12 and 21,023.26 is: 29,010.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,018.79 : 52,463.12 = 21,023.26 : x
  2. Step 2: Convert to fraction form
    38,018.79/52,463.12 = 21,023.26/x
  3. Step 3: Cross multiply
    38,018.79x = 52,463.12 × 21,023.26
  4. Step 4: Simplify right side
    38,018.79x = 1,102,945,812.17
  5. Step 5: Solve for x
    x = 1,102,945,812.17/38,018.79
  6. Step 6: Final answer
    x = 29,010.54

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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.