Home / 37,688.29-56,493.08-12,719.73

Finding the Fourth Proportional to 37,688.29, 56,493.08 and 12,719.73

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Solution

The fourth proportional to 37,688.29, 56,493.08 and 12,719.73 is: 19,066.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,688.29 : 56,493.08 = 12,719.73 : x
  2. Step 2: Convert to fraction form
    37,688.29/56,493.08 = 12,719.73/x
  3. Step 3: Cross multiply
    37,688.29x = 56,493.08 × 12,719.73
  4. Step 4: Simplify right side
    37,688.29x = 718,576,920.42
  5. Step 5: Solve for x
    x = 718,576,920.42/37,688.29
  6. Step 6: Final answer
    x = 19,066.32

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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.