Home / 28,044.18-42,066.66-8,322.30

Finding the Fourth Proportional to 28,044.18, 42,066.66 and 8,322.30

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Solution

The fourth proportional to 28,044.18, 42,066.66 and 8,322.30 is: 12,483.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,044.18 : 42,066.66 = 8,322.30 : x
  2. Step 2: Convert to fraction form
    28,044.18/42,066.66 = 8,322.30/x
  3. Step 3: Cross multiply
    28,044.18x = 42,066.66 × 8,322.30
  4. Step 4: Simplify right side
    28,044.18x = 350,091,364.52
  5. Step 5: Solve for x
    x = 350,091,364.52/28,044.18
  6. Step 6: Final answer
    x = 12,483.57

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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.