Home / 14,484.49-19,988.87-9,451.93

Finding the Fourth Proportional to 14,484.49, 19,988.87 and 9,451.93

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Solution

The fourth proportional to 14,484.49, 19,988.87 and 9,451.93 is: 13,043.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,484.49 : 19,988.87 = 9,451.93 : x
  2. Step 2: Convert to fraction form
    14,484.49/19,988.87 = 9,451.93/x
  3. Step 3: Cross multiply
    14,484.49x = 19,988.87 × 9,451.93
  4. Step 4: Simplify right side
    14,484.49x = 188,933,323.70
  5. Step 5: Solve for x
    x = 188,933,323.70/14,484.49
  6. Step 6: Final answer
    x = 13,043.84

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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.