Home / 25,714.56-38,541.02-13,240.46

Finding the Fourth Proportional to 25,714.56, 38,541.02 and 13,240.46

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Solution

The fourth proportional to 25,714.56, 38,541.02 and 13,240.46 is: 19,844.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,714.56 : 38,541.02 = 13,240.46 : x
  2. Step 2: Convert to fraction form
    25,714.56/38,541.02 = 13,240.46/x
  3. Step 3: Cross multiply
    25,714.56x = 38,541.02 × 13,240.46
  4. Step 4: Simplify right side
    25,714.56x = 510,300,863.82
  5. Step 5: Solve for x
    x = 510,300,863.82/25,714.56
  6. Step 6: Final answer
    x = 19,844.82

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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.