Home / 38,921.04-53,728.92-25,492.86

Finding the Fourth Proportional to 38,921.04, 53,728.92 and 25,492.86

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Solution

The fourth proportional to 38,921.04, 53,728.92 and 25,492.86 is: 35,191.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,921.04 : 53,728.92 = 25,492.86 : x
  2. Step 2: Convert to fraction form
    38,921.04/53,728.92 = 25,492.86/x
  3. Step 3: Cross multiply
    38,921.04x = 53,728.92 × 25,492.86
  4. Step 4: Simplify right side
    38,921.04x = 1,369,703,835.51
  5. Step 5: Solve for x
    x = 1,369,703,835.51/38,921.04
  6. Step 6: Final answer
    x = 35,191.86

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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.