Home / 14,590.92-20,123.58-9,276.60

Finding the Fourth Proportional to 14,590.92, 20,123.58 and 9,276.60

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Solution

The fourth proportional to 14,590.92, 20,123.58 and 9,276.60 is: 12,794.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,590.92 : 20,123.58 = 9,276.60 : x
  2. Step 2: Convert to fraction form
    14,590.92/20,123.58 = 9,276.60/x
  3. Step 3: Cross multiply
    14,590.92x = 20,123.58 × 9,276.60
  4. Step 4: Simplify right side
    14,590.92x = 186,678,402.23
  5. Step 5: Solve for x
    x = 186,678,402.23/14,590.92
  6. Step 6: Final answer
    x = 12,794.15

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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.