Home / 25,235.60-37,867.80-9,664.40

Finding the Fourth Proportional to 25,235.60, 37,867.80 and 9,664.40

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Solution

The fourth proportional to 25,235.60, 37,867.80 and 9,664.40 is: 14,502.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,235.60 : 37,867.80 = 9,664.40 : x
  2. Step 2: Convert to fraction form
    25,235.60/37,867.80 = 9,664.40/x
  3. Step 3: Cross multiply
    25,235.60x = 37,867.80 × 9,664.40
  4. Step 4: Simplify right side
    25,235.60x = 365,969,566.32
  5. Step 5: Solve for x
    x = 365,969,566.32/25,235.60
  6. Step 6: Final answer
    x = 14,502.11

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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.