Home / 22,844.02-31,534.47-13,894.40

Finding the Fourth Proportional to 22,844.02, 31,534.47 and 13,894.40

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Solution

The fourth proportional to 22,844.02, 31,534.47 and 13,894.40 is: 19,180.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,844.02 : 31,534.47 = 13,894.40 : x
  2. Step 2: Convert to fraction form
    22,844.02/31,534.47 = 13,894.40/x
  3. Step 3: Cross multiply
    22,844.02x = 31,534.47 × 13,894.40
  4. Step 4: Simplify right side
    22,844.02x = 438,152,539.97
  5. Step 5: Solve for x
    x = 438,152,539.97/22,844.02
  6. Step 6: Final answer
    x = 19,180.19

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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.