Home / 26,220.48-39,337.44-8,695.20

Finding the Fourth Proportional to 26,220.48, 39,337.44 and 8,695.20

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Solution

The fourth proportional to 26,220.48, 39,337.44 and 8,695.20 is: 13,045.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,220.48 : 39,337.44 = 8,695.20 : x
  2. Step 2: Convert to fraction form
    26,220.48/39,337.44 = 8,695.20/x
  3. Step 3: Cross multiply
    26,220.48x = 39,337.44 × 8,695.20
  4. Step 4: Simplify right side
    26,220.48x = 342,046,908.29
  5. Step 5: Solve for x
    x = 342,046,908.29/26,220.48
  6. Step 6: Final answer
    x = 13,045.03

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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.