Home / 30,655.18-46,041.09-19,049.50

Finding the Fourth Proportional to 30,655.18, 46,041.09 and 19,049.50

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Solution

The fourth proportional to 30,655.18, 46,041.09 and 19,049.50 is: 28,610.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,655.18 : 46,041.09 = 19,049.50 : x
  2. Step 2: Convert to fraction form
    30,655.18/46,041.09 = 19,049.50/x
  3. Step 3: Cross multiply
    30,655.18x = 46,041.09 × 19,049.50
  4. Step 4: Simplify right side
    30,655.18x = 877,059,743.96
  5. Step 5: Solve for x
    x = 877,059,743.96/30,655.18
  6. Step 6: Final answer
    x = 28,610.49

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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.