Home / 30,260.79-45,365.67-14,456.88

Finding the Fourth Proportional to 30,260.79, 45,365.67 and 14,456.88

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Solution

The fourth proportional to 30,260.79, 45,365.67 and 14,456.88 is: 21,673.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,260.79 : 45,365.67 = 14,456.88 : x
  2. Step 2: Convert to fraction form
    30,260.79/45,365.67 = 14,456.88/x
  3. Step 3: Cross multiply
    30,260.79x = 45,365.67 × 14,456.88
  4. Step 4: Simplify right side
    30,260.79x = 655,846,047.31
  5. Step 5: Solve for x
    x = 655,846,047.31/30,260.79
  6. Step 6: Final answer
    x = 21,673.13

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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.