Home / 19,417.05-29,125.44-15,947.01

Finding the Fourth Proportional to 19,417.05, 29,125.44 and 15,947.01

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Solution

The fourth proportional to 19,417.05, 29,125.44 and 15,947.01 is: 23,920.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,417.05 : 29,125.44 = 15,947.01 : x
  2. Step 2: Convert to fraction form
    19,417.05/29,125.44 = 15,947.01/x
  3. Step 3: Cross multiply
    19,417.05x = 29,125.44 × 15,947.01
  4. Step 4: Simplify right side
    19,417.05x = 464,463,682.93
  5. Step 5: Solve for x
    x = 464,463,682.93/19,417.05
  6. Step 6: Final answer
    x = 23,920.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.