Home / 23,830.61-32,886.39-13,759.46

Finding the Fourth Proportional to 23,830.61, 32,886.39 and 13,759.46

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Solution

The fourth proportional to 23,830.61, 32,886.39 and 13,759.46 is: 18,988.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,830.61 : 32,886.39 = 13,759.46 : x
  2. Step 2: Convert to fraction form
    23,830.61/32,886.39 = 13,759.46/x
  3. Step 3: Cross multiply
    23,830.61x = 32,886.39 × 13,759.46
  4. Step 4: Simplify right side
    23,830.61x = 452,498,967.75
  5. Step 5: Solve for x
    x = 452,498,967.75/23,830.61
  6. Step 6: Final answer
    x = 18,988.14

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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.