Home / 25,746.93-38,685.09-16,391.12

Finding the Fourth Proportional to 25,746.93, 38,685.09 and 16,391.12

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Solution

The fourth proportional to 25,746.93, 38,685.09 and 16,391.12 is: 24,627.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,746.93 : 38,685.09 = 16,391.12 : x
  2. Step 2: Convert to fraction form
    25,746.93/38,685.09 = 16,391.12/x
  3. Step 3: Cross multiply
    25,746.93x = 38,685.09 × 16,391.12
  4. Step 4: Simplify right side
    25,746.93x = 634,091,952.40
  5. Step 5: Solve for x
    x = 634,091,952.40/25,746.93
  6. Step 6: Final answer
    x = 24,627.87

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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.