Home / 14,472.84-19,953.38-10,436.30

Finding the Fourth Proportional to 14,472.84, 19,953.38 and 10,436.30

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Solution

The fourth proportional to 14,472.84, 19,953.38 and 10,436.30 is: 14,388.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,472.84 : 19,953.38 = 10,436.30 : x
  2. Step 2: Convert to fraction form
    14,472.84/19,953.38 = 10,436.30/x
  3. Step 3: Cross multiply
    14,472.84x = 19,953.38 × 10,436.30
  4. Step 4: Simplify right side
    14,472.84x = 208,239,459.69
  5. Step 5: Solve for x
    x = 208,239,459.69/14,472.84
  6. Step 6: Final answer
    x = 14,388.29

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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.