Home / 13,148.51-19,725.89-4,263.84

Finding the Fourth Proportional to 13,148.51, 19,725.89 and 4,263.84

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Solution

The fourth proportional to 13,148.51, 19,725.89 and 4,263.84 is: 6,396.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,148.51 : 19,725.89 = 4,263.84 : x
  2. Step 2: Convert to fraction form
    13,148.51/19,725.89 = 4,263.84/x
  3. Step 3: Cross multiply
    13,148.51x = 19,725.89 × 4,263.84
  4. Step 4: Simplify right side
    13,148.51x = 84,108,017.50
  5. Step 5: Solve for x
    x = 84,108,017.50/13,148.51
  6. Step 6: Final answer
    x = 6,396.77

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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.