Home / 51,035.21-76,551.59-35,980.15

Finding the Fourth Proportional to 51,035.21, 76,551.59 and 35,980.15

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Solution

The fourth proportional to 51,035.21, 76,551.59 and 35,980.15 is: 53,969.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,035.21 : 76,551.59 = 35,980.15 : x
  2. Step 2: Convert to fraction form
    51,035.21/76,551.59 = 35,980.15/x
  3. Step 3: Cross multiply
    51,035.21x = 76,551.59 × 35,980.15
  4. Step 4: Simplify right side
    51,035.21x = 2,754,337,128.28
  5. Step 5: Solve for x
    x = 2,754,337,128.28/51,035.21
  6. Step 6: Final answer
    x = 53,969.35

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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.