Home / 25,714.51-38,557.89-11,666.87

Finding the Fourth Proportional to 25,714.51, 38,557.89 and 11,666.87

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Solution

The fourth proportional to 25,714.51, 38,557.89 and 11,666.87 is: 17,494.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,714.51 : 38,557.89 = 11,666.87 : x
  2. Step 2: Convert to fraction form
    25,714.51/38,557.89 = 11,666.87/x
  3. Step 3: Cross multiply
    25,714.51x = 38,557.89 × 11,666.87
  4. Step 4: Simplify right side
    25,714.51x = 449,849,697.31
  5. Step 5: Solve for x
    x = 449,849,697.31/25,714.51
  6. Step 6: Final answer
    x = 17,494.00

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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.