Home / 14,261.34-21,393.86-5,498.76

Finding the Fourth Proportional to 14,261.34, 21,393.86 and 5,498.76

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Solution

The fourth proportional to 14,261.34, 21,393.86 and 5,498.76 is: 8,248.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,261.34 : 21,393.86 = 5,498.76 : x
  2. Step 2: Convert to fraction form
    14,261.34/21,393.86 = 5,498.76/x
  3. Step 3: Cross multiply
    14,261.34x = 21,393.86 × 5,498.76
  4. Step 4: Simplify right side
    14,261.34x = 117,639,701.61
  5. Step 5: Solve for x
    x = 117,639,701.61/14,261.34
  6. Step 6: Final answer
    x = 8,248.85

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1.5x scale

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.