Home / 34,909.17-48,172.94-19,803.22

Finding the Fourth Proportional to 34,909.17, 48,172.94 and 19,803.22

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Solution

The fourth proportional to 34,909.17, 48,172.94 and 19,803.22 is: 27,327.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,909.17 : 48,172.94 = 19,803.22 : x
  2. Step 2: Convert to fraction form
    34,909.17/48,172.94 = 19,803.22/x
  3. Step 3: Cross multiply
    34,909.17x = 48,172.94 × 19,803.22
  4. Step 4: Simplify right side
    34,909.17x = 953,979,328.87
  5. Step 5: Solve for x
    x = 953,979,328.87/34,909.17
  6. Step 6: Final answer
    x = 27,327.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.