Home / 14,462.34-19,957.76-8,174.58

Finding the Fourth Proportional to 14,462.34, 19,957.76 and 8,174.58

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Solution

The fourth proportional to 14,462.34, 19,957.76 and 8,174.58 is: 11,280.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,462.34 : 19,957.76 = 8,174.58 : x
  2. Step 2: Convert to fraction form
    14,462.34/19,957.76 = 8,174.58/x
  3. Step 3: Cross multiply
    14,462.34x = 19,957.76 × 8,174.58
  4. Step 4: Simplify right side
    14,462.34x = 163,146,264.87
  5. Step 5: Solve for x
    x = 163,146,264.87/14,462.34
  6. Step 6: Final answer
    x = 11,280.77

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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.