Home / 22,637.94-31,241.49-12,567.30

Finding the Fourth Proportional to 22,637.94, 31,241.49 and 12,567.30

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Solution

The fourth proportional to 22,637.94, 31,241.49 and 12,567.30 is: 17,343.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,637.94 : 31,241.49 = 12,567.30 : x
  2. Step 2: Convert to fraction form
    22,637.94/31,241.49 = 12,567.30/x
  3. Step 3: Cross multiply
    22,637.94x = 31,241.49 × 12,567.30
  4. Step 4: Simplify right side
    22,637.94x = 392,621,177.28
  5. Step 5: Solve for x
    x = 392,621,177.28/22,637.94
  6. Step 6: Final answer
    x = 17,343.50

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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.