Home / 22,657.80-31,255.48-14,466.12

Finding the Fourth Proportional to 22,657.80, 31,255.48 and 14,466.12

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Solution

The fourth proportional to 22,657.80, 31,255.48 and 14,466.12 is: 19,955.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,657.80 : 31,255.48 = 14,466.12 : x
  2. Step 2: Convert to fraction form
    22,657.80/31,255.48 = 14,466.12/x
  3. Step 3: Cross multiply
    22,657.80x = 31,255.48 × 14,466.12
  4. Step 4: Simplify right side
    22,657.80x = 452,145,524.34
  5. Step 5: Solve for x
    x = 452,145,524.34/22,657.80
  6. Step 6: Final answer
    x = 19,955.40

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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.