Home / 26,122.71-39,184.53-6,401.40

Finding the Fourth Proportional to 26,122.71, 39,184.53 and 6,401.40

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Solution

The fourth proportional to 26,122.71, 39,184.53 and 6,401.40 is: 9,602.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,122.71 : 39,184.53 = 6,401.40 : x
  2. Step 2: Convert to fraction form
    26,122.71/39,184.53 = 6,401.40/x
  3. Step 3: Cross multiply
    26,122.71x = 39,184.53 × 6,401.40
  4. Step 4: Simplify right side
    26,122.71x = 250,835,850.34
  5. Step 5: Solve for x
    x = 250,835,850.34/26,122.71
  6. Step 6: Final answer
    x = 9,602.21

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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.