Home / 39,897.81-55,058.64-22,904.82

Finding the Fourth Proportional to 39,897.81, 55,058.64 and 22,904.82

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Solution

The fourth proportional to 39,897.81, 55,058.64 and 22,904.82 is: 31,608.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,897.81 : 55,058.64 = 22,904.82 : x
  2. Step 2: Convert to fraction form
    39,897.81/55,058.64 = 22,904.82/x
  3. Step 3: Cross multiply
    39,897.81x = 55,058.64 × 22,904.82
  4. Step 4: Simplify right side
    39,897.81x = 1,261,108,238.64
  5. Step 5: Solve for x
    x = 1,261,108,238.64/39,897.81
  6. Step 6: Final answer
    x = 31,608.46

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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.