Home / 19,260.79-26,586.73-12,463.98

Finding the Fourth Proportional to 19,260.79, 26,586.73 and 12,463.98

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Solution

The fourth proportional to 19,260.79, 26,586.73 and 12,463.98 is: 17,204.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,260.79 : 26,586.73 = 12,463.98 : x
  2. Step 2: Convert to fraction form
    19,260.79/26,586.73 = 12,463.98/x
  3. Step 3: Cross multiply
    19,260.79x = 26,586.73 × 12,463.98
  4. Step 4: Simplify right side
    19,260.79x = 331,376,386.87
  5. Step 5: Solve for x
    x = 331,376,386.87/19,260.79
  6. Step 6: Final answer
    x = 17,204.72

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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.