Home / 19,669.31-29,462.35-15,904.95

Finding the Fourth Proportional to 19,669.31, 29,462.35 and 15,904.95

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Solution

The fourth proportional to 19,669.31, 29,462.35 and 15,904.95 is: 23,823.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,669.31 : 29,462.35 = 15,904.95 : x
  2. Step 2: Convert to fraction form
    19,669.31/29,462.35 = 15,904.95/x
  3. Step 3: Cross multiply
    19,669.31x = 29,462.35 × 15,904.95
  4. Step 4: Simplify right side
    19,669.31x = 468,597,203.63
  5. Step 5: Solve for x
    x = 468,597,203.63/19,669.31
  6. Step 6: Final answer
    x = 23,823.77

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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.