Home / 28,246.16-42,368.13-8,524.19

Finding the Fourth Proportional to 28,246.16, 42,368.13 and 8,524.19

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Solution

The fourth proportional to 28,246.16, 42,368.13 and 8,524.19 is: 12,785.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,246.16 : 42,368.13 = 8,524.19 : x
  2. Step 2: Convert to fraction form
    28,246.16/42,368.13 = 8,524.19/x
  3. Step 3: Cross multiply
    28,246.16x = 42,368.13 × 8,524.19
  4. Step 4: Simplify right side
    28,246.16x = 361,153,778.22
  5. Step 5: Solve for x
    x = 361,153,778.22/28,246.16
  6. Step 6: Final answer
    x = 12,785.94

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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.