Home / 38,021.60-56,992.08-14,637.92

Finding the Fourth Proportional to 38,021.60, 56,992.08 and 14,637.92

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Solution

The fourth proportional to 38,021.60, 56,992.08 and 14,637.92 is: 21,941.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,021.60 : 56,992.08 = 14,637.92 : x
  2. Step 2: Convert to fraction form
    38,021.60/56,992.08 = 14,637.92/x
  3. Step 3: Cross multiply
    38,021.60x = 56,992.08 × 14,637.92
  4. Step 4: Simplify right side
    38,021.60x = 834,245,507.67
  5. Step 5: Solve for x
    x = 834,245,507.67/38,021.60
  6. Step 6: Final answer
    x = 21,941.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.