Home / 22,858.87-31,548.60-13,904.63

Finding the Fourth Proportional to 22,858.87, 31,548.60 and 13,904.63

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Solution

The fourth proportional to 22,858.87, 31,548.60 and 13,904.63 is: 19,190.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,858.87 : 31,548.60 = 13,904.63 : x
  2. Step 2: Convert to fraction form
    22,858.87/31,548.60 = 13,904.63/x
  3. Step 3: Cross multiply
    22,858.87x = 31,548.60 × 13,904.63
  4. Step 4: Simplify right side
    22,858.87x = 438,671,688.89
  5. Step 5: Solve for x
    x = 438,671,688.89/22,858.87
  6. Step 6: Final answer
    x = 19,190.44

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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.