Home / 26,328.60-39,492.90-6,607.80

Finding the Fourth Proportional to 26,328.60, 39,492.90 and 6,607.80

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Solution

The fourth proportional to 26,328.60, 39,492.90 and 6,607.80 is: 9,911.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,328.60 : 39,492.90 = 6,607.80 : x
  2. Step 2: Convert to fraction form
    26,328.60/39,492.90 = 6,607.80/x
  3. Step 3: Cross multiply
    26,328.60x = 39,492.90 × 6,607.80
  4. Step 4: Simplify right side
    26,328.60x = 260,961,184.62
  5. Step 5: Solve for x
    x = 260,961,184.62/26,328.60
  6. Step 6: Final answer
    x = 9,911.70

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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.