Home / 51,715.13-77,525.89-35,927.55

Finding the Fourth Proportional to 51,715.13, 77,525.89 and 35,927.55

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Solution

The fourth proportional to 51,715.13, 77,525.89 and 35,927.55 is: 53,858.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,715.13 : 77,525.89 = 35,927.55 : x
  2. Step 2: Convert to fraction form
    51,715.13/77,525.89 = 35,927.55/x
  3. Step 3: Cross multiply
    51,715.13x = 77,525.89 × 35,927.55
  4. Step 4: Simplify right side
    51,715.13x = 2,785,315,199.45
  5. Step 5: Solve for x
    x = 2,785,315,199.45/51,715.13
  6. Step 6: Final answer
    x = 53,858.81

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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.