Home / 19,860.95-29,788.14-6,534.11

Finding the Fourth Proportional to 19,860.95, 29,788.14 and 6,534.11

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Solution

The fourth proportional to 19,860.95, 29,788.14 and 6,534.11 is: 9,800.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,860.95 : 29,788.14 = 6,534.11 : x
  2. Step 2: Convert to fraction form
    19,860.95/29,788.14 = 6,534.11/x
  3. Step 3: Cross multiply
    19,860.95x = 29,788.14 × 6,534.11
  4. Step 4: Simplify right side
    19,860.95x = 194,638,983.46
  5. Step 5: Solve for x
    x = 194,638,983.46/19,860.95
  6. Step 6: Final answer
    x = 9,800.08

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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.