Home / 19,370.68-29,068.31-8,277.46

Finding the Fourth Proportional to 19,370.68, 29,068.31 and 8,277.46

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Solution

The fourth proportional to 19,370.68, 29,068.31 and 8,277.46 is: 12,421.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,370.68 : 29,068.31 = 8,277.46 : x
  2. Step 2: Convert to fraction form
    19,370.68/29,068.31 = 8,277.46/x
  3. Step 3: Cross multiply
    19,370.68x = 29,068.31 × 8,277.46
  4. Step 4: Simplify right side
    19,370.68x = 240,611,773.29
  5. Step 5: Solve for x
    x = 240,611,773.29/19,370.68
  6. Step 6: Final answer
    x = 12,421.44

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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.