Home / 42,657.51-63,958.87-17,714.77

Finding the Fourth Proportional to 42,657.51, 63,958.87 and 17,714.77

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Solution

The fourth proportional to 42,657.51, 63,958.87 and 17,714.77 is: 26,560.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,657.51 : 63,958.87 = 17,714.77 : x
  2. Step 2: Convert to fraction form
    42,657.51/63,958.87 = 17,714.77/x
  3. Step 3: Cross multiply
    42,657.51x = 63,958.87 × 17,714.77
  4. Step 4: Simplify right side
    42,657.51x = 1,133,016,671.51
  5. Step 5: Solve for x
    x = 1,133,016,671.51/42,657.51
  6. Step 6: Final answer
    x = 26,560.78

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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.