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Finding the Fourth Proportional to 12,335.01, 18,502.65 and 9,866.67

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Solution

The fourth proportional to 12,335.01, 18,502.65 and 9,866.67 is: 14,800.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,335.01 : 18,502.65 = 9,866.67 : x
  2. Step 2: Convert to fraction form
    12,335.01/18,502.65 = 9,866.67/x
  3. Step 3: Cross multiply
    12,335.01x = 18,502.65 × 9,866.67
  4. Step 4: Simplify right side
    12,335.01x = 182,559,541.68
  5. Step 5: Solve for x
    x = 182,559,541.68/12,335.01
  6. Step 6: Final answer
    x = 14,800.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.