Home / 21,476.16-29,637.39-16,089.03

Finding the Fourth Proportional to 21,476.16, 29,637.39 and 16,089.03

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Solution

The fourth proportional to 21,476.16, 29,637.39 and 16,089.03 is: 22,203.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,476.16 : 29,637.39 = 16,089.03 : x
  2. Step 2: Convert to fraction form
    21,476.16/29,637.39 = 16,089.03/x
  3. Step 3: Cross multiply
    21,476.16x = 29,637.39 × 16,089.03
  4. Step 4: Simplify right side
    21,476.16x = 476,836,856.83
  5. Step 5: Solve for x
    x = 476,836,856.83/21,476.16
  6. Step 6: Final answer
    x = 22,203.08

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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.