Home / 13,594.88-18,785.28-10,618.24

Finding the Fourth Proportional to 13,594.88, 18,785.28 and 10,618.24

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Solution

The fourth proportional to 13,594.88, 18,785.28 and 10,618.24 is: 14,672.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,594.88 : 18,785.28 = 10,618.24 : x
  2. Step 2: Convert to fraction form
    13,594.88/18,785.28 = 10,618.24/x
  3. Step 3: Cross multiply
    13,594.88x = 18,785.28 × 10,618.24
  4. Step 4: Simplify right side
    13,594.88x = 199,466,611.51
  5. Step 5: Solve for x
    x = 199,466,611.51/13,594.88
  6. Step 6: Final answer
    x = 14,672.19

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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.