Home / 23,281.97-32,106.78-15,642.52

Finding the Fourth Proportional to 23,281.97, 32,106.78 and 15,642.52

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Solution

The fourth proportional to 23,281.97, 32,106.78 and 15,642.52 is: 21,571.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,281.97 : 32,106.78 = 15,642.52 : x
  2. Step 2: Convert to fraction form
    23,281.97/32,106.78 = 15,642.52/x
  3. Step 3: Cross multiply
    23,281.97x = 32,106.78 × 15,642.52
  4. Step 4: Simplify right side
    23,281.97x = 502,230,868.02
  5. Step 5: Solve for x
    x = 502,230,868.02/23,281.97
  6. Step 6: Final answer
    x = 21,571.67

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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.