Home / 25,056.78-37,585.80-8,417.40

Finding the Fourth Proportional to 25,056.78, 37,585.80 and 8,417.40

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Solution

The fourth proportional to 25,056.78, 37,585.80 and 8,417.40 is: 12,626.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,056.78 : 37,585.80 = 8,417.40 : x
  2. Step 2: Convert to fraction form
    25,056.78/37,585.80 = 8,417.40/x
  3. Step 3: Cross multiply
    25,056.78x = 37,585.80 × 8,417.40
  4. Step 4: Simplify right side
    25,056.78x = 316,374,712.92
  5. Step 5: Solve for x
    x = 316,374,712.92/25,056.78
  6. Step 6: Final answer
    x = 12,626.31

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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.