Home / 23,490.26-32,418.06-15,518.52

Finding the Fourth Proportional to 23,490.26, 32,418.06 and 15,518.52

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Solution

The fourth proportional to 23,490.26, 32,418.06 and 15,518.52 is: 21,416.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,490.26 : 32,418.06 = 15,518.52 : x
  2. Step 2: Convert to fraction form
    23,490.26/32,418.06 = 15,518.52/x
  3. Step 3: Cross multiply
    23,490.26x = 32,418.06 × 15,518.52
  4. Step 4: Simplify right side
    23,490.26x = 503,080,312.47
  5. Step 5: Solve for x
    x = 503,080,312.47/23,490.26
  6. Step 6: Final answer
    x = 21,416.55

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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.