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Finding the Fourth Proportional to 53,054.08, 79,582.04 and 17,994.64

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Solution

The fourth proportional to 53,054.08, 79,582.04 and 17,994.64 is: 26,992.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,054.08 : 79,582.04 = 17,994.64 : x
  2. Step 2: Convert to fraction form
    53,054.08/79,582.04 = 17,994.64/x
  3. Step 3: Cross multiply
    53,054.08x = 79,582.04 × 17,994.64
  4. Step 4: Simplify right side
    53,054.08x = 1,432,050,160.27
  5. Step 5: Solve for x
    x = 1,432,050,160.27/53,054.08
  6. Step 6: Final answer
    x = 26,992.27

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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.