Home / 14,204.02-19,601.78-7,916.39

Finding the Fourth Proportional to 14,204.02, 19,601.78 and 7,916.39

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Solution

The fourth proportional to 14,204.02, 19,601.78 and 7,916.39 is: 10,924.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,204.02 : 19,601.78 = 7,916.39 : x
  2. Step 2: Convert to fraction form
    14,204.02/19,601.78 = 7,916.39/x
  3. Step 3: Cross multiply
    14,204.02x = 19,601.78 × 7,916.39
  4. Step 4: Simplify right side
    14,204.02x = 155,175,335.17
  5. Step 5: Solve for x
    x = 155,175,335.17/14,204.02
  6. Step 6: Final answer
    x = 10,924.75

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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.