Home / 19,652.18-27,110.96-12,585.74

Finding the Fourth Proportional to 19,652.18, 27,110.96 and 12,585.74

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Solution

The fourth proportional to 19,652.18, 27,110.96 and 12,585.74 is: 17,362.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,652.18 : 27,110.96 = 12,585.74 : x
  2. Step 2: Convert to fraction form
    19,652.18/27,110.96 = 12,585.74/x
  3. Step 3: Cross multiply
    19,652.18x = 27,110.96 × 12,585.74
  4. Step 4: Simplify right side
    19,652.18x = 341,211,493.71
  5. Step 5: Solve for x
    x = 341,211,493.71/19,652.18
  6. Step 6: Final answer
    x = 17,362.53

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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.