Home / 19,829.03-27,349.72-16,840.13

Finding the Fourth Proportional to 19,829.03, 27,349.72 and 16,840.13

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Solution

The fourth proportional to 19,829.03, 27,349.72 and 16,840.13 is: 23,227.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,829.03 : 27,349.72 = 16,840.13 : x
  2. Step 2: Convert to fraction form
    19,829.03/27,349.72 = 16,840.13/x
  3. Step 3: Cross multiply
    19,829.03x = 27,349.72 × 16,840.13
  4. Step 4: Simplify right side
    19,829.03x = 460,572,661.41
  5. Step 5: Solve for x
    x = 460,572,661.41/19,829.03
  6. Step 6: Final answer
    x = 23,227.20

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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.