Home / 19,327.89-29,123.51-15,894.81

Finding the Fourth Proportional to 19,327.89, 29,123.51 and 15,894.81

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Solution

The fourth proportional to 19,327.89, 29,123.51 and 15,894.81 is: 23,950.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,327.89 : 29,123.51 = 15,894.81 : x
  2. Step 2: Convert to fraction form
    19,327.89/29,123.51 = 15,894.81/x
  3. Step 3: Cross multiply
    19,327.89x = 29,123.51 × 15,894.81
  4. Step 4: Simplify right side
    19,327.89x = 462,912,657.98
  5. Step 5: Solve for x
    x = 462,912,657.98/19,327.89
  6. Step 6: Final answer
    x = 23,950.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.