Home / 25,016.16-34,482.60-19,702.56

Finding the Fourth Proportional to 25,016.16, 34,482.60 and 19,702.56

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Solution

The fourth proportional to 25,016.16, 34,482.60 and 19,702.56 is: 27,158.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,016.16 : 34,482.60 = 19,702.56 : x
  2. Step 2: Convert to fraction form
    25,016.16/34,482.60 = 19,702.56/x
  3. Step 3: Cross multiply
    25,016.16x = 34,482.60 × 19,702.56
  4. Step 4: Simplify right side
    25,016.16x = 679,395,495.46
  5. Step 5: Solve for x
    x = 679,395,495.46/25,016.16
  6. Step 6: Final answer
    x = 27,158.26

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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.