Home / 14,732.55-20,336.67-9,430.29

Finding the Fourth Proportional to 14,732.55, 20,336.67 and 9,430.29

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Solution

The fourth proportional to 14,732.55, 20,336.67 and 9,430.29 is: 13,017.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,732.55 : 20,336.67 = 9,430.29 : x
  2. Step 2: Convert to fraction form
    14,732.55/20,336.67 = 9,430.29/x
  3. Step 3: Cross multiply
    14,732.55x = 20,336.67 × 9,430.29
  4. Step 4: Simplify right side
    14,732.55x = 191,780,695.73
  5. Step 5: Solve for x
    x = 191,780,695.73/14,732.55
  6. Step 6: Final answer
    x = 13,017.48

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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.