Home / 26,328.40-39,492.60-25,118.80

Finding the Fourth Proportional to 26,328.40, 39,492.60 and 25,118.80

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Solution

The fourth proportional to 26,328.40, 39,492.60 and 25,118.80 is: 37,678.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,328.40 : 39,492.60 = 25,118.80 : x
  2. Step 2: Convert to fraction form
    26,328.40/39,492.60 = 25,118.80/x
  3. Step 3: Cross multiply
    26,328.40x = 39,492.60 × 25,118.80
  4. Step 4: Simplify right side
    26,328.40x = 992,006,720.88
  5. Step 5: Solve for x
    x = 992,006,720.88/26,328.40
  6. Step 6: Final answer
    x = 37,678.20

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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.