Home / 25,726.18-38,528.79-12,537.22

Finding the Fourth Proportional to 25,726.18, 38,528.79 and 12,537.22

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Solution

The fourth proportional to 25,726.18, 38,528.79 and 12,537.22 is: 18,776.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,726.18 : 38,528.79 = 12,537.22 : x
  2. Step 2: Convert to fraction form
    25,726.18/38,528.79 = 12,537.22/x
  3. Step 3: Cross multiply
    25,726.18x = 38,528.79 × 12,537.22
  4. Step 4: Simplify right side
    25,726.18x = 483,043,916.56
  5. Step 5: Solve for x
    x = 483,043,916.56/25,726.18
  6. Step 6: Final answer
    x = 18,776.36

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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.