Home / 15,340.40-23,010.60-14,611.40

Finding the Fourth Proportional to 15,340.40, 23,010.60 and 14,611.40

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Solution

The fourth proportional to 15,340.40, 23,010.60 and 14,611.40 is: 21,917.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,340.40 : 23,010.60 = 14,611.40 : x
  2. Step 2: Convert to fraction form
    15,340.40/23,010.60 = 14,611.40/x
  3. Step 3: Cross multiply
    15,340.40x = 23,010.60 × 14,611.40
  4. Step 4: Simplify right side
    15,340.40x = 336,217,080.84
  5. Step 5: Solve for x
    x = 336,217,080.84/15,340.40
  6. Step 6: Final answer
    x = 21,917.10

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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.