Home / 28,444.10-39,256.35-17,119.49

Finding the Fourth Proportional to 28,444.10, 39,256.35 and 17,119.49

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Solution

The fourth proportional to 28,444.10, 39,256.35 and 17,119.49 is: 23,626.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,444.10 : 39,256.35 = 17,119.49 : x
  2. Step 2: Convert to fraction form
    28,444.10/39,256.35 = 17,119.49/x
  3. Step 3: Cross multiply
    28,444.10x = 39,256.35 × 17,119.49
  4. Step 4: Simplify right side
    28,444.10x = 672,048,430.78
  5. Step 5: Solve for x
    x = 672,048,430.78/28,444.10
  6. Step 6: Final answer
    x = 23,626.99

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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.