Home / 51,455.37-77,130.68-23,395.35

Finding the Fourth Proportional to 51,455.37, 77,130.68 and 23,395.35

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Solution

The fourth proportional to 51,455.37, 77,130.68 and 23,395.35 is: 35,069.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,455.37 : 77,130.68 = 23,395.35 : x
  2. Step 2: Convert to fraction form
    51,455.37/77,130.68 = 23,395.35/x
  3. Step 3: Cross multiply
    51,455.37x = 77,130.68 × 23,395.35
  4. Step 4: Simplify right side
    51,455.37x = 1,804,499,137.36
  5. Step 5: Solve for x
    x = 1,804,499,137.36/51,455.37
  6. Step 6: Final answer
    x = 35,069.21

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1.5x scale

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.