Home / 14,303.77-19,732.18-12,412.69

Finding the Fourth Proportional to 14,303.77, 19,732.18 and 12,412.69

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Solution

The fourth proportional to 14,303.77, 19,732.18 and 12,412.69 is: 17,123.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,303.77 : 19,732.18 = 12,412.69 : x
  2. Step 2: Convert to fraction form
    14,303.77/19,732.18 = 12,412.69/x
  3. Step 3: Cross multiply
    14,303.77x = 19,732.18 × 12,412.69
  4. Step 4: Simplify right side
    14,303.77x = 244,929,433.36
  5. Step 5: Solve for x
    x = 244,929,433.36/14,303.77
  6. Step 6: Final answer
    x = 17,123.42

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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.