Home / 17,640.44-26,430.06-10,700.36

Finding the Fourth Proportional to 17,640.44, 26,430.06 and 10,700.36

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Solution

The fourth proportional to 17,640.44, 26,430.06 and 10,700.36 is: 16,031.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,640.44 : 26,430.06 = 10,700.36 : x
  2. Step 2: Convert to fraction form
    17,640.44/26,430.06 = 10,700.36/x
  3. Step 3: Cross multiply
    17,640.44x = 26,430.06 × 10,700.36
  4. Step 4: Simplify right side
    17,640.44x = 282,811,156.82
  5. Step 5: Solve for x
    x = 282,811,156.82/17,640.44
  6. Step 6: Final answer
    x = 16,031.98

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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.