Home / 14,848.56-20,490.95-8,134.18

Finding the Fourth Proportional to 14,848.56, 20,490.95 and 8,134.18

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Solution

The fourth proportional to 14,848.56, 20,490.95 and 8,134.18 is: 11,225.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,848.56 : 20,490.95 = 8,134.18 : x
  2. Step 2: Convert to fraction form
    14,848.56/20,490.95 = 8,134.18/x
  3. Step 3: Cross multiply
    14,848.56x = 20,490.95 × 8,134.18
  4. Step 4: Simplify right side
    14,848.56x = 166,677,044.78
  5. Step 5: Solve for x
    x = 166,677,044.78/14,848.56
  6. Step 6: Final answer
    x = 11,225.13

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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.