Home / 56,474.51-84,714.65-21,417.07

Finding the Fourth Proportional to 56,474.51, 84,714.65 and 21,417.07

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Solution

The fourth proportional to 56,474.51, 84,714.65 and 21,417.07 is: 32,126.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,474.51 : 84,714.65 = 21,417.07 : x
  2. Step 2: Convert to fraction form
    56,474.51/84,714.65 = 21,417.07/x
  3. Step 3: Cross multiply
    56,474.51x = 84,714.65 × 21,417.07
  4. Step 4: Simplify right side
    56,474.51x = 1,814,339,589.08
  5. Step 5: Solve for x
    x = 1,814,339,589.08/56,474.51
  6. Step 6: Final answer
    x = 32,126.70

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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.