Home / 19,625.60-29,438.40-15,246.20

Finding the Fourth Proportional to 19,625.60, 29,438.40 and 15,246.20

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Solution

The fourth proportional to 19,625.60, 29,438.40 and 15,246.20 is: 22,869.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,625.60 : 29,438.40 = 15,246.20 : x
  2. Step 2: Convert to fraction form
    19,625.60/29,438.40 = 15,246.20/x
  3. Step 3: Cross multiply
    19,625.60x = 29,438.40 × 15,246.20
  4. Step 4: Simplify right side
    19,625.60x = 448,823,734.08
  5. Step 5: Solve for x
    x = 448,823,734.08/19,625.60
  6. Step 6: Final answer
    x = 22,869.30

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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.