Home / 26,302.40-39,451.80-8,532.80

Finding the Fourth Proportional to 26,302.40, 39,451.80 and 8,532.80

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Solution

The fourth proportional to 26,302.40, 39,451.80 and 8,532.80 is: 12,798.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,302.40 : 39,451.80 = 8,532.80 : x
  2. Step 2: Convert to fraction form
    26,302.40/39,451.80 = 8,532.80/x
  3. Step 3: Cross multiply
    26,302.40x = 39,451.80 × 8,532.80
  4. Step 4: Simplify right side
    26,302.40x = 336,634,319.04
  5. Step 5: Solve for x
    x = 336,634,319.04/26,302.40
  6. Step 6: Final answer
    x = 12,798.62

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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.