Home / 30,283.92-45,430.20-14,699.52

Finding the Fourth Proportional to 30,283.92, 45,430.20 and 14,699.52

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Solution

The fourth proportional to 30,283.92, 45,430.20 and 14,699.52 is: 22,051.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,283.92 : 45,430.20 = 14,699.52 : x
  2. Step 2: Convert to fraction form
    30,283.92/45,430.20 = 14,699.52/x
  3. Step 3: Cross multiply
    30,283.92x = 45,430.20 × 14,699.52
  4. Step 4: Simplify right side
    30,283.92x = 667,802,133.50
  5. Step 5: Solve for x
    x = 667,802,133.50/30,283.92
  6. Step 6: Final answer
    x = 22,051.38

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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.