Home / 23,809.10-32,841.70-15,322.30

Finding the Fourth Proportional to 23,809.10, 32,841.70 and 15,322.30

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Solution

The fourth proportional to 23,809.10, 32,841.70 and 15,322.30 is: 21,135.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,809.10 : 32,841.70 = 15,322.30 : x
  2. Step 2: Convert to fraction form
    23,809.10/32,841.70 = 15,322.30/x
  3. Step 3: Cross multiply
    23,809.10x = 32,841.70 × 15,322.30
  4. Step 4: Simplify right side
    23,809.10x = 503,210,379.91
  5. Step 5: Solve for x
    x = 503,210,379.91/23,809.10
  6. Step 6: Final answer
    x = 21,135.21

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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.