Home / 19,237.42-28,852.08-7,387.39

Finding the Fourth Proportional to 19,237.42, 28,852.08 and 7,387.39

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Solution

The fourth proportional to 19,237.42, 28,852.08 and 7,387.39 is: 11,079.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,237.42 : 28,852.08 = 7,387.39 : x
  2. Step 2: Convert to fraction form
    19,237.42/28,852.08 = 7,387.39/x
  3. Step 3: Cross multiply
    19,237.42x = 28,852.08 × 7,387.39
  4. Step 4: Simplify right side
    19,237.42x = 213,141,567.27
  5. Step 5: Solve for x
    x = 213,141,567.27/19,237.42
  6. Step 6: Final answer
    x = 11,079.53

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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.