Home / 23,226.51-32,065.88-15,291.80

Finding the Fourth Proportional to 23,226.51, 32,065.88 and 15,291.80

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Solution

The fourth proportional to 23,226.51, 32,065.88 and 15,291.80 is: 21,111.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,226.51 : 32,065.88 = 15,291.80 : x
  2. Step 2: Convert to fraction form
    23,226.51/32,065.88 = 15,291.80/x
  3. Step 3: Cross multiply
    23,226.51x = 32,065.88 × 15,291.80
  4. Step 4: Simplify right side
    23,226.51x = 490,344,964.59
  5. Step 5: Solve for x
    x = 490,344,964.59/23,226.51
  6. Step 6: Final answer
    x = 21,111.44

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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.