Home / 38,666.24-53,308.64-27,902.08

Finding the Fourth Proportional to 38,666.24, 53,308.64 and 27,902.08

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Solution

The fourth proportional to 38,666.24, 53,308.64 and 27,902.08 is: 38,468.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,666.24 : 53,308.64 = 27,902.08 : x
  2. Step 2: Convert to fraction form
    38,666.24/53,308.64 = 27,902.08/x
  3. Step 3: Cross multiply
    38,666.24x = 53,308.64 × 27,902.08
  4. Step 4: Simplify right side
    38,666.24x = 1,487,421,937.97
  5. Step 5: Solve for x
    x = 1,487,421,937.97/38,666.24
  6. Step 6: Final answer
    x = 38,468.23

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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.