Home / 39,005.55-53,827.61-22,009.79

Finding the Fourth Proportional to 39,005.55, 53,827.61 and 22,009.79

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Solution

The fourth proportional to 39,005.55, 53,827.61 and 22,009.79 is: 30,373.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,005.55 : 53,827.61 = 22,009.79 : x
  2. Step 2: Convert to fraction form
    39,005.55/53,827.61 = 22,009.79/x
  3. Step 3: Cross multiply
    39,005.55x = 53,827.61 × 22,009.79
  4. Step 4: Simplify right side
    39,005.55x = 1,184,734,416.82
  5. Step 5: Solve for x
    x = 1,184,734,416.82/39,005.55
  6. Step 6: Final answer
    x = 30,373.48

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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.