Home / 25,877.20-35,714.31-14,547.63

Finding the Fourth Proportional to 25,877.20, 35,714.31 and 14,547.63

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Solution

The fourth proportional to 25,877.20, 35,714.31 and 14,547.63 is: 20,077.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,877.20 : 35,714.31 = 14,547.63 : x
  2. Step 2: Convert to fraction form
    25,877.20/35,714.31 = 14,547.63/x
  3. Step 3: Cross multiply
    25,877.20x = 35,714.31 × 14,547.63
  4. Step 4: Simplify right side
    25,877.20x = 519,558,567.59
  5. Step 5: Solve for x
    x = 519,558,567.59/25,877.20
  6. Step 6: Final answer
    x = 20,077.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.