Home / 13,259.07-19,885.53-5,859.49

Finding the Fourth Proportional to 13,259.07, 19,885.53 and 5,859.49

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Solution

The fourth proportional to 13,259.07, 19,885.53 and 5,859.49 is: 8,787.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,259.07 : 19,885.53 = 5,859.49 : x
  2. Step 2: Convert to fraction form
    13,259.07/19,885.53 = 5,859.49/x
  3. Step 3: Cross multiply
    13,259.07x = 19,885.53 × 5,859.49
  4. Step 4: Simplify right side
    13,259.07x = 116,519,024.28
  5. Step 5: Solve for x
    x = 116,519,024.28/13,259.07
  6. Step 6: Final answer
    x = 8,787.87

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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.