Home / 14,925.72-20,597.04-8,211.34

Finding the Fourth Proportional to 14,925.72, 20,597.04 and 8,211.34

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Solution

The fourth proportional to 14,925.72, 20,597.04 and 8,211.34 is: 11,331.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,925.72 : 20,597.04 = 8,211.34 : x
  2. Step 2: Convert to fraction form
    14,925.72/20,597.04 = 8,211.34/x
  3. Step 3: Cross multiply
    14,925.72x = 20,597.04 × 8,211.34
  4. Step 4: Simplify right side
    14,925.72x = 169,129,298.43
  5. Step 5: Solve for x
    x = 169,129,298.43/14,925.72
  6. Step 6: Final answer
    x = 11,331.40

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Double scale
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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.