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Finding the Fourth Proportional to 15,792.56, 23,551.58 and 15,580.70

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Solution

The fourth proportional to 15,792.56, 23,551.58 and 15,580.70 is: 23,235.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,792.56 : 23,551.58 = 15,580.70 : x
  2. Step 2: Convert to fraction form
    15,792.56/23,551.58 = 15,580.70/x
  3. Step 3: Cross multiply
    15,792.56x = 23,551.58 × 15,580.70
  4. Step 4: Simplify right side
    15,792.56x = 366,950,102.51
  5. Step 5: Solve for x
    x = 366,950,102.51/15,792.56
  6. Step 6: Final answer
    x = 23,235.63

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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.