Home / 38,406.15-53,000.37-21,410.24

Finding the Fourth Proportional to 38,406.15, 53,000.37 and 21,410.24

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Solution

The fourth proportional to 38,406.15, 53,000.37 and 21,410.24 is: 29,546.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,406.15 : 53,000.37 = 21,410.24 : x
  2. Step 2: Convert to fraction form
    38,406.15/53,000.37 = 21,410.24/x
  3. Step 3: Cross multiply
    38,406.15x = 53,000.37 × 21,410.24
  4. Step 4: Simplify right side
    38,406.15x = 1,134,750,376.79
  5. Step 5: Solve for x
    x = 1,134,750,376.79/38,406.15
  6. Step 6: Final answer
    x = 29,546.06

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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.