Home / 14,431.46-21,597.96-8,888.63

Finding the Fourth Proportional to 14,431.46, 21,597.96 and 8,888.63

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Solution

The fourth proportional to 14,431.46, 21,597.96 and 8,888.63 is: 13,302.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,431.46 : 21,597.96 = 8,888.63 : x
  2. Step 2: Convert to fraction form
    14,431.46/21,597.96 = 8,888.63/x
  3. Step 3: Cross multiply
    14,431.46x = 21,597.96 × 8,888.63
  4. Step 4: Simplify right side
    14,431.46x = 191,976,275.19
  5. Step 5: Solve for x
    x = 191,976,275.19/14,431.46
  6. Step 6: Final answer
    x = 13,302.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.