Home / 25,616.47-38,436.59-10,828.84

Finding the Fourth Proportional to 25,616.47, 38,436.59 and 10,828.84

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Solution

The fourth proportional to 25,616.47, 38,436.59 and 10,828.84 is: 16,248.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,616.47 : 38,436.59 = 10,828.84 : x
  2. Step 2: Convert to fraction form
    25,616.47/38,436.59 = 10,828.84/x
  3. Step 3: Cross multiply
    25,616.47x = 38,436.59 × 10,828.84
  4. Step 4: Simplify right side
    25,616.47x = 416,223,683.26
  5. Step 5: Solve for x
    x = 416,223,683.26/25,616.47
  6. Step 6: Final answer
    x = 16,248.28

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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.