Home / 14,200.08-19,599.42-8,235.06

Finding the Fourth Proportional to 14,200.08, 19,599.42 and 8,235.06

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Solution

The fourth proportional to 14,200.08, 19,599.42 and 8,235.06 is: 11,366.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,200.08 : 19,599.42 = 8,235.06 : x
  2. Step 2: Convert to fraction form
    14,200.08/19,599.42 = 8,235.06/x
  3. Step 3: Cross multiply
    14,200.08x = 19,599.42 × 8,235.06
  4. Step 4: Simplify right side
    14,200.08x = 161,402,399.67
  5. Step 5: Solve for x
    x = 161,402,399.67/14,200.08
  6. Step 6: Final answer
    x = 11,366.30

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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.