Home / 14,261.71-19,688.93-8,597.92

Finding the Fourth Proportional to 14,261.71, 19,688.93 and 8,597.92

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Solution

The fourth proportional to 14,261.71, 19,688.93 and 8,597.92 is: 11,869.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,261.71 : 19,688.93 = 8,597.92 : x
  2. Step 2: Convert to fraction form
    14,261.71/19,688.93 = 8,597.92/x
  3. Step 3: Cross multiply
    14,261.71x = 19,688.93 × 8,597.92
  4. Step 4: Simplify right side
    14,261.71x = 169,283,845.03
  5. Step 5: Solve for x
    x = 169,283,845.03/14,261.71
  6. Step 6: Final answer
    x = 11,869.81

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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.