Home / 19,973.40-29,975.59-7,504.77

Finding the Fourth Proportional to 19,973.40, 29,975.59 and 7,504.77

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Solution

The fourth proportional to 19,973.40, 29,975.59 and 7,504.77 is: 11,262.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,973.40 : 29,975.59 = 7,504.77 : x
  2. Step 2: Convert to fraction form
    19,973.40/29,975.59 = 7,504.77/x
  3. Step 3: Cross multiply
    19,973.40x = 29,975.59 × 7,504.77
  4. Step 4: Simplify right side
    19,973.40x = 224,959,908.56
  5. Step 5: Solve for x
    x = 224,959,908.56/19,973.40
  6. Step 6: Final answer
    x = 11,262.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.