Home / 23,051.47-34,521.78-13,160.77

Finding the Fourth Proportional to 23,051.47, 34,521.78 and 13,160.77

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Solution

The fourth proportional to 23,051.47, 34,521.78 and 13,160.77 is: 19,709.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,051.47 : 34,521.78 = 13,160.77 : x
  2. Step 2: Convert to fraction form
    23,051.47/34,521.78 = 13,160.77/x
  3. Step 3: Cross multiply
    23,051.47x = 34,521.78 × 13,160.77
  4. Step 4: Simplify right side
    23,051.47x = 454,333,206.57
  5. Step 5: Solve for x
    x = 454,333,206.57/23,051.47
  6. Step 6: Final answer
    x = 19,709.51

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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.