Home / 23,985.15-35,977.80-7,345.11

Finding the Fourth Proportional to 23,985.15, 35,977.80 and 7,345.11

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Solution

The fourth proportional to 23,985.15, 35,977.80 and 7,345.11 is: 11,017.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,985.15 : 35,977.80 = 7,345.11 : x
  2. Step 2: Convert to fraction form
    23,985.15/35,977.80 = 7,345.11/x
  3. Step 3: Cross multiply
    23,985.15x = 35,977.80 × 7,345.11
  4. Step 4: Simplify right side
    23,985.15x = 264,261,061.02
  5. Step 5: Solve for x
    x = 264,261,061.02/23,985.15
  6. Step 6: Final answer
    x = 11,017.70

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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.