Home / 52,702.15-79,054.25-19,405.08

Finding the Fourth Proportional to 52,702.15, 79,054.25 and 19,405.08

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Solution

The fourth proportional to 52,702.15, 79,054.25 and 19,405.08 is: 29,108.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,702.15 : 79,054.25 = 19,405.08 : x
  2. Step 2: Convert to fraction form
    52,702.15/79,054.25 = 19,405.08/x
  3. Step 3: Cross multiply
    52,702.15x = 79,054.25 × 19,405.08
  4. Step 4: Simplify right side
    52,702.15x = 1,534,054,045.59
  5. Step 5: Solve for x
    x = 1,534,054,045.59/52,702.15
  6. Step 6: Final answer
    x = 29,108.00

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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.