Home / 19,845.81-27,300.15-16,598.16

Finding the Fourth Proportional to 19,845.81, 27,300.15 and 16,598.16

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Solution

The fourth proportional to 19,845.81, 27,300.15 and 16,598.16 is: 22,832.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,845.81 : 27,300.15 = 16,598.16 : x
  2. Step 2: Convert to fraction form
    19,845.81/27,300.15 = 16,598.16/x
  3. Step 3: Cross multiply
    19,845.81x = 27,300.15 × 16,598.16
  4. Step 4: Simplify right side
    19,845.81x = 453,132,257.72
  5. Step 5: Solve for x
    x = 453,132,257.72/19,845.81
  6. Step 6: Final answer
    x = 22,832.64

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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.