Home / 55,492.05-76,635-35,358.30

Finding the Fourth Proportional to 55,492.05, 76,635 and 35,358.30

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Solution

The fourth proportional to 55,492.05, 76,635 and 35,358.30 is: 48,830.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,492.05 : 76,635 = 35,358.30 : x
  2. Step 2: Convert to fraction form
    55,492.05/76,635 = 35,358.30/x
  3. Step 3: Cross multiply
    55,492.05x = 76,635 × 35,358.30
  4. Step 4: Simplify right side
    55,492.05x = 2,709,683,320.50
  5. Step 5: Solve for x
    x = 2,709,683,320.50/55,492.05
  6. Step 6: Final answer
    x = 48,830.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.