Home / 25,461.28-35,136.96-14,283.28

Finding the Fourth Proportional to 25,461.28, 35,136.96 and 14,283.28

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Solution

The fourth proportional to 25,461.28, 35,136.96 and 14,283.28 is: 19,711.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,461.28 : 35,136.96 = 14,283.28 : x
  2. Step 2: Convert to fraction form
    25,461.28/35,136.96 = 14,283.28/x
  3. Step 3: Cross multiply
    25,461.28x = 35,136.96 × 14,283.28
  4. Step 4: Simplify right side
    25,461.28x = 501,871,038.03
  5. Step 5: Solve for x
    x = 501,871,038.03/25,461.28
  6. Step 6: Final answer
    x = 19,711.15

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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.