Home / 14,459.80-19,955.51-8,086.26

Finding the Fourth Proportional to 14,459.80, 19,955.51 and 8,086.26

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Solution

The fourth proportional to 14,459.80, 19,955.51 and 8,086.26 is: 11,159.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,459.80 : 19,955.51 = 8,086.26 : x
  2. Step 2: Convert to fraction form
    14,459.80/19,955.51 = 8,086.26/x
  3. Step 3: Cross multiply
    14,459.80x = 19,955.51 × 8,086.26
  4. Step 4: Simplify right side
    14,459.80x = 161,365,552.50
  5. Step 5: Solve for x
    x = 161,365,552.50/14,459.80
  6. Step 6: Final answer
    x = 11,159.60

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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.