Home / 38,360.34-52,935.26-21,364.28

Finding the Fourth Proportional to 38,360.34, 52,935.26 and 21,364.28

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Solution

The fourth proportional to 38,360.34, 52,935.26 and 21,364.28 is: 29,481.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,360.34 : 52,935.26 = 21,364.28 : x
  2. Step 2: Convert to fraction form
    38,360.34/52,935.26 = 21,364.28/x
  3. Step 3: Cross multiply
    38,360.34x = 52,935.26 × 21,364.28
  4. Step 4: Simplify right side
    38,360.34x = 1,130,923,345.02
  5. Step 5: Solve for x
    x = 1,130,923,345.02/38,360.34
  6. Step 6: Final answer
    x = 29,481.58

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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.