Home / 25,746.81-38,623.28-9,103.44

Finding the Fourth Proportional to 25,746.81, 38,623.28 and 9,103.44

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Solution

The fourth proportional to 25,746.81, 38,623.28 and 9,103.44 is: 13,656.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,746.81 : 38,623.28 = 9,103.44 : x
  2. Step 2: Convert to fraction form
    25,746.81/38,623.28 = 9,103.44/x
  3. Step 3: Cross multiply
    25,746.81x = 38,623.28 × 9,103.44
  4. Step 4: Simplify right side
    25,746.81x = 351,604,645.35
  5. Step 5: Solve for x
    x = 351,604,645.35/25,746.81
  6. Step 6: Final answer
    x = 13,656.24

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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.