Home / 51,695.37-77,558.63-18,411.10

Finding the Fourth Proportional to 51,695.37, 77,558.63 and 18,411.10

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Solution

The fourth proportional to 51,695.37, 77,558.63 and 18,411.10 is: 27,622.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,695.37 : 77,558.63 = 18,411.10 : x
  2. Step 2: Convert to fraction form
    51,695.37/77,558.63 = 18,411.10/x
  3. Step 3: Cross multiply
    51,695.37x = 77,558.63 × 18,411.10
  4. Step 4: Simplify right side
    51,695.37x = 1,427,939,946.67
  5. Step 5: Solve for x
    x = 1,427,939,946.67/51,695.37
  6. Step 6: Final answer
    x = 27,622.20

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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.