Home / 29,223.89-40,328.96-16,648.64

Finding the Fourth Proportional to 29,223.89, 40,328.96 and 16,648.64

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Solution

The fourth proportional to 29,223.89, 40,328.96 and 16,648.64 is: 22,975.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,223.89 : 40,328.96 = 16,648.64 : x
  2. Step 2: Convert to fraction form
    29,223.89/40,328.96 = 16,648.64/x
  3. Step 3: Cross multiply
    29,223.89x = 40,328.96 × 16,648.64
  4. Step 4: Simplify right side
    29,223.89x = 671,422,336.61
  5. Step 5: Solve for x
    x = 671,422,336.61/29,223.89
  6. Step 6: Final answer
    x = 22,975.12

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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.