Home / 30,182.02-45,281.67-14,608.42

Finding the Fourth Proportional to 30,182.02, 45,281.67 and 14,608.42

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Solution

The fourth proportional to 30,182.02, 45,281.67 and 14,608.42 is: 21,916.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,182.02 : 45,281.67 = 14,608.42 : x
  2. Step 2: Convert to fraction form
    30,182.02/45,281.67 = 14,608.42/x
  3. Step 3: Cross multiply
    30,182.02x = 45,281.67 × 14,608.42
  4. Step 4: Simplify right side
    30,182.02x = 661,493,653.66
  5. Step 5: Solve for x
    x = 661,493,653.66/30,182.02
  6. Step 6: Final answer
    x = 21,916.81

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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.