Home / 23,445.86-32,357.88-13,376.78

Finding the Fourth Proportional to 23,445.86, 32,357.88 and 13,376.78

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Solution

The fourth proportional to 23,445.86, 32,357.88 and 13,376.78 is: 18,461.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,445.86 : 32,357.88 = 13,376.78 : x
  2. Step 2: Convert to fraction form
    23,445.86/32,357.88 = 13,376.78/x
  3. Step 3: Cross multiply
    23,445.86x = 32,357.88 × 13,376.78
  4. Step 4: Simplify right side
    23,445.86x = 432,844,201.58
  5. Step 5: Solve for x
    x = 432,844,201.58/23,445.86
  6. Step 6: Final answer
    x = 18,461.44

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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.