Home / 14,848.52-20,490.97-8,134.39

Finding the Fourth Proportional to 14,848.52, 20,490.97 and 8,134.39

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Solution

The fourth proportional to 14,848.52, 20,490.97 and 8,134.39 is: 11,225.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,848.52 : 20,490.97 = 8,134.39 : x
  2. Step 2: Convert to fraction form
    14,848.52/20,490.97 = 8,134.39/x
  3. Step 3: Cross multiply
    14,848.52x = 20,490.97 × 8,134.39
  4. Step 4: Simplify right side
    14,848.52x = 166,681,541.46
  5. Step 5: Solve for x
    x = 166,681,541.46/14,848.52
  6. Step 6: Final answer
    x = 11,225.46

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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.