Home / 19,685.28-29,397.41-17,300.64

Finding the Fourth Proportional to 19,685.28, 29,397.41 and 17,300.64

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Solution

The fourth proportional to 19,685.28, 29,397.41 and 17,300.64 is: 25,836.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,685.28 : 29,397.41 = 17,300.64 : x
  2. Step 2: Convert to fraction form
    19,685.28/29,397.41 = 17,300.64/x
  3. Step 3: Cross multiply
    19,685.28x = 29,397.41 × 17,300.64
  4. Step 4: Simplify right side
    19,685.28x = 508,594,007.34
  5. Step 5: Solve for x
    x = 508,594,007.34/19,685.28
  6. Step 6: Final answer
    x = 25,836.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.