Home / 43,158.02-64,737.23-15,077.95

Finding the Fourth Proportional to 43,158.02, 64,737.23 and 15,077.95

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Solution

The fourth proportional to 43,158.02, 64,737.23 and 15,077.95 is: 22,616.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,158.02 : 64,737.23 = 15,077.95 : x
  2. Step 2: Convert to fraction form
    43,158.02/64,737.23 = 15,077.95/x
  3. Step 3: Cross multiply
    43,158.02x = 64,737.23 × 15,077.95
  4. Step 4: Simplify right side
    43,158.02x = 976,104,479.85
  5. Step 5: Solve for x
    x = 976,104,479.85/43,158.02
  6. Step 6: Final answer
    x = 22,616.99

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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.