Home / 25,125.60-34,671.96-13,792.86

Finding the Fourth Proportional to 25,125.60, 34,671.96 and 13,792.86

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Solution

The fourth proportional to 25,125.60, 34,671.96 and 13,792.86 is: 19,033.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,125.60 : 34,671.96 = 13,792.86 : x
  2. Step 2: Convert to fraction form
    25,125.60/34,671.96 = 13,792.86/x
  3. Step 3: Cross multiply
    25,125.60x = 34,671.96 × 13,792.86
  4. Step 4: Simplify right side
    25,125.60x = 478,225,490.21
  5. Step 5: Solve for x
    x = 478,225,490.21/25,125.60
  6. Step 6: Final answer
    x = 19,033.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.