Home / 38,606.07-53,273.91-21,607.46

Finding the Fourth Proportional to 38,606.07, 53,273.91 and 21,607.46

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Solution

The fourth proportional to 38,606.07, 53,273.91 and 21,607.46 is: 29,816.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,606.07 : 53,273.91 = 21,607.46 : x
  2. Step 2: Convert to fraction form
    38,606.07/53,273.91 = 21,607.46/x
  3. Step 3: Cross multiply
    38,606.07x = 53,273.91 × 21,607.46
  4. Step 4: Simplify right side
    38,606.07x = 1,151,113,613.00
  5. Step 5: Solve for x
    x = 1,151,113,613.00/38,606.07
  6. Step 6: Final answer
    x = 29,816.91

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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.