Home / 14,255.11-19,677.63-9,537.67

Finding the Fourth Proportional to 14,255.11, 19,677.63 and 9,537.67

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Solution

The fourth proportional to 14,255.11, 19,677.63 and 9,537.67 is: 13,165.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,255.11 : 19,677.63 = 9,537.67 : x
  2. Step 2: Convert to fraction form
    14,255.11/19,677.63 = 9,537.67/x
  3. Step 3: Cross multiply
    14,255.11x = 19,677.63 × 9,537.67
  4. Step 4: Simplify right side
    14,255.11x = 187,678,741.32
  5. Step 5: Solve for x
    x = 187,678,741.32/14,255.11
  6. Step 6: Final answer
    x = 13,165.72

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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.