Home / 35,102.01-52,647.35-12,909.90

Finding the Fourth Proportional to 35,102.01, 52,647.35 and 12,909.90

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Solution

The fourth proportional to 35,102.01, 52,647.35 and 12,909.90 is: 19,362.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,102.01 : 52,647.35 = 12,909.90 : x
  2. Step 2: Convert to fraction form
    35,102.01/52,647.35 = 12,909.90/x
  3. Step 3: Cross multiply
    35,102.01x = 52,647.35 × 12,909.90
  4. Step 4: Simplify right side
    35,102.01x = 679,671,959.22
  5. Step 5: Solve for x
    x = 679,671,959.22/35,102.01
  6. Step 6: Final answer
    x = 19,362.76

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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.