Home / 14,193.90-19,585.80-8,225.46

Finding the Fourth Proportional to 14,193.90, 19,585.80 and 8,225.46

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Solution

The fourth proportional to 14,193.90, 19,585.80 and 8,225.46 is: 11,350.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,193.90 : 19,585.80 = 8,225.46 : x
  2. Step 2: Convert to fraction form
    14,193.90/19,585.80 = 8,225.46/x
  3. Step 3: Cross multiply
    14,193.90x = 19,585.80 × 8,225.46
  4. Step 4: Simplify right side
    14,193.90x = 161,102,186.07
  5. Step 5: Solve for x
    x = 161,102,186.07/14,193.90
  6. Step 6: Final answer
    x = 11,350.10

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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.