Home / 30,365.35-45,556.95-15,584.59

Finding the Fourth Proportional to 30,365.35, 45,556.95 and 15,584.59

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Solution

The fourth proportional to 30,365.35, 45,556.95 and 15,584.59 is: 23,381.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,365.35 : 45,556.95 = 15,584.59 : x
  2. Step 2: Convert to fraction form
    30,365.35/45,556.95 = 15,584.59/x
  3. Step 3: Cross multiply
    30,365.35x = 45,556.95 × 15,584.59
  4. Step 4: Simplify right side
    30,365.35x = 709,986,387.40
  5. Step 5: Solve for x
    x = 709,986,387.40/30,365.35
  6. Step 6: Final answer
    x = 23,381.47

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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.