Home / 22,314.36-30,785.32-14,248.31

Finding the Fourth Proportional to 22,314.36, 30,785.32 and 14,248.31

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Solution

The fourth proportional to 22,314.36, 30,785.32 and 14,248.31 is: 19,657.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,314.36 : 30,785.32 = 14,248.31 : x
  2. Step 2: Convert to fraction form
    22,314.36/30,785.32 = 14,248.31/x
  3. Step 3: Cross multiply
    22,314.36x = 30,785.32 × 14,248.31
  4. Step 4: Simplify right side
    22,314.36x = 438,638,670.23
  5. Step 5: Solve for x
    x = 438,638,670.23/22,314.36
  6. Step 6: Final answer
    x = 19,657.24

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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.