Home / 15,594.68-21,548.10-13,601.77

Finding the Fourth Proportional to 15,594.68, 21,548.10 and 13,601.77

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Solution

The fourth proportional to 15,594.68, 21,548.10 and 13,601.77 is: 18,794.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,594.68 : 21,548.10 = 13,601.77 : x
  2. Step 2: Convert to fraction form
    15,594.68/21,548.10 = 13,601.77/x
  3. Step 3: Cross multiply
    15,594.68x = 21,548.10 × 13,601.77
  4. Step 4: Simplify right side
    15,594.68x = 293,092,380.23
  5. Step 5: Solve for x
    x = 293,092,380.23/15,594.68
  6. Step 6: Final answer
    x = 18,794.39

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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.