Home / 26,472.48-39,697.07-12,436.50

Finding the Fourth Proportional to 26,472.48, 39,697.07 and 12,436.50

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Solution

The fourth proportional to 26,472.48, 39,697.07 and 12,436.50 is: 18,649.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,472.48 : 39,697.07 = 12,436.50 : x
  2. Step 2: Convert to fraction form
    26,472.48/39,697.07 = 12,436.50/x
  3. Step 3: Cross multiply
    26,472.48x = 39,697.07 × 12,436.50
  4. Step 4: Simplify right side
    26,472.48x = 493,692,621.07
  5. Step 5: Solve for x
    x = 493,692,621.07/26,472.48
  6. Step 6: Final answer
    x = 18,649.27

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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.