Home / 25,328.27-38,003.33-13,639.16

Finding the Fourth Proportional to 25,328.27, 38,003.33 and 13,639.16

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Solution

The fourth proportional to 25,328.27, 38,003.33 and 13,639.16 is: 20,464.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,328.27 : 38,003.33 = 13,639.16 : x
  2. Step 2: Convert to fraction form
    25,328.27/38,003.33 = 13,639.16/x
  3. Step 3: Cross multiply
    25,328.27x = 38,003.33 × 13,639.16
  4. Step 4: Simplify right side
    25,328.27x = 518,333,342.48
  5. Step 5: Solve for x
    x = 518,333,342.48/25,328.27
  6. Step 6: Final answer
    x = 20,464.62

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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.