Home / 25,408.60-38,088.30-11,360.68

Finding the Fourth Proportional to 25,408.60, 38,088.30 and 11,360.68

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Solution

The fourth proportional to 25,408.60, 38,088.30 and 11,360.68 is: 17,030.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,408.60 : 38,088.30 = 11,360.68 : x
  2. Step 2: Convert to fraction form
    25,408.60/38,088.30 = 11,360.68/x
  3. Step 3: Cross multiply
    25,408.60x = 38,088.30 × 11,360.68
  4. Step 4: Simplify right side
    25,408.60x = 432,708,988.04
  5. Step 5: Solve for x
    x = 432,708,988.04/25,408.60
  6. Step 6: Final answer
    x = 17,030.02

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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.