Home / 14,352.80-19,800.72-9,376.16

Finding the Fourth Proportional to 14,352.80, 19,800.72 and 9,376.16

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Solution

The fourth proportional to 14,352.80, 19,800.72 and 9,376.16 is: 12,935.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,352.80 : 19,800.72 = 9,376.16 : x
  2. Step 2: Convert to fraction form
    14,352.80/19,800.72 = 9,376.16/x
  3. Step 3: Cross multiply
    14,352.80x = 19,800.72 × 9,376.16
  4. Step 4: Simplify right side
    14,352.80x = 185,654,718.84
  5. Step 5: Solve for x
    x = 185,654,718.84/14,352.80
  6. Step 6: Final answer
    x = 12,935.09

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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.