Home / 23,421.35-32,322.23-12,810.98

Finding the Fourth Proportional to 23,421.35, 32,322.23 and 12,810.98

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Solution

The fourth proportional to 23,421.35, 32,322.23 and 12,810.98 is: 17,679.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,421.35 : 32,322.23 = 12,810.98 : x
  2. Step 2: Convert to fraction form
    23,421.35/32,322.23 = 12,810.98/x
  3. Step 3: Cross multiply
    23,421.35x = 32,322.23 × 12,810.98
  4. Step 4: Simplify right side
    23,421.35x = 414,079,442.09
  5. Step 5: Solve for x
    x = 414,079,442.09/23,421.35
  6. Step 6: Final answer
    x = 17,679.57

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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.