Home / 23,428.41-35,058.78-21,864.30

Finding the Fourth Proportional to 23,428.41, 35,058.78 and 21,864.30

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Solution

The fourth proportional to 23,428.41, 35,058.78 and 21,864.30 is: 32,718.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,428.41 : 35,058.78 = 21,864.30 : x
  2. Step 2: Convert to fraction form
    23,428.41/35,058.78 = 21,864.30/x
  3. Step 3: Cross multiply
    23,428.41x = 35,058.78 × 21,864.30
  4. Step 4: Simplify right side
    23,428.41x = 766,535,683.55
  5. Step 5: Solve for x
    x = 766,535,683.55/23,428.41
  6. Step 6: Final answer
    x = 32,718.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.