Home / 28,541.56-39,387.30-17,363.56

Finding the Fourth Proportional to 28,541.56, 39,387.30 and 17,363.56

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Solution

The fourth proportional to 28,541.56, 39,387.30 and 17,363.56 is: 23,961.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,541.56 : 39,387.30 = 17,363.56 : x
  2. Step 2: Convert to fraction form
    28,541.56/39,387.30 = 17,363.56/x
  3. Step 3: Cross multiply
    28,541.56x = 39,387.30 × 17,363.56
  4. Step 4: Simplify right side
    28,541.56x = 683,903,746.79
  5. Step 5: Solve for x
    x = 683,903,746.79/28,541.56
  6. Step 6: Final answer
    x = 23,961.68

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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.