Home / 38,667.60-53,387.00-29,699.07

Finding the Fourth Proportional to 38,667.60, 53,387.00 and 29,699.07

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Solution

The fourth proportional to 38,667.60, 53,387.00 and 29,699.07 is: 41,004.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,667.60 : 53,387.00 = 29,699.07 : x
  2. Step 2: Convert to fraction form
    38,667.60/53,387.00 = 29,699.07/x
  3. Step 3: Cross multiply
    38,667.60x = 53,387.00 × 29,699.07
  4. Step 4: Simplify right side
    38,667.60x = 1,585,544,101.59
  5. Step 5: Solve for x
    x = 1,585,544,101.59/38,667.60
  6. Step 6: Final answer
    x = 41,004.46

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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.