Home / 42,911.02-64,350.73-14,823.87

Finding the Fourth Proportional to 42,911.02, 64,350.73 and 14,823.87

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Solution

The fourth proportional to 42,911.02, 64,350.73 and 14,823.87 is: 22,230.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,911.02 : 64,350.73 = 14,823.87 : x
  2. Step 2: Convert to fraction form
    42,911.02/64,350.73 = 14,823.87/x
  3. Step 3: Cross multiply
    42,911.02x = 64,350.73 × 14,823.87
  4. Step 4: Simplify right side
    42,911.02x = 953,926,633.14
  5. Step 5: Solve for x
    x = 953,926,633.14/42,911.02
  6. Step 6: Final answer
    x = 22,230.34

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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.