Home / 25,714.78-35,489.68-14,384.91

Finding the Fourth Proportional to 25,714.78, 35,489.68 and 14,384.91

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Solution

The fourth proportional to 25,714.78, 35,489.68 and 14,384.91 is: 19,853.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,714.78 : 35,489.68 = 14,384.91 : x
  2. Step 2: Convert to fraction form
    25,714.78/35,489.68 = 14,384.91/x
  3. Step 3: Cross multiply
    25,714.78x = 35,489.68 × 14,384.91
  4. Step 4: Simplify right side
    25,714.78x = 510,515,639.32
  5. Step 5: Solve for x
    x = 510,515,639.32/25,714.78
  6. Step 6: Final answer
    x = 19,853.00

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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.