Home / 49,327.40-68,058.69-28,106.21

Finding the Fourth Proportional to 49,327.40, 68,058.69 and 28,106.21

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Solution

The fourth proportional to 49,327.40, 68,058.69 and 28,106.21 is: 38,779.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,327.40 : 68,058.69 = 28,106.21 : x
  2. Step 2: Convert to fraction form
    49,327.40/68,058.69 = 28,106.21/x
  3. Step 3: Cross multiply
    49,327.40x = 68,058.69 × 28,106.21
  4. Step 4: Simplify right side
    49,327.40x = 1,912,871,833.46
  5. Step 5: Solve for x
    x = 1,912,871,833.46/49,327.40
  6. Step 6: Final answer
    x = 38,779.09

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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.