Home / 35,603.66-53,437.17-18,977.42

Finding the Fourth Proportional to 35,603.66, 53,437.17 and 18,977.42

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Solution

The fourth proportional to 35,603.66, 53,437.17 and 18,977.42 is: 28,483.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,603.66 : 53,437.17 = 18,977.42 : x
  2. Step 2: Convert to fraction form
    35,603.66/53,437.17 = 18,977.42/x
  3. Step 3: Cross multiply
    35,603.66x = 53,437.17 × 18,977.42
  4. Step 4: Simplify right side
    35,603.66x = 1,014,099,823.46
  5. Step 5: Solve for x
    x = 1,014,099,823.46/35,603.66
  6. Step 6: Final answer
    x = 28,483.02

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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.