Home / 57,726.84-86,393.34-35,555.52

Finding the Fourth Proportional to 57,726.84, 86,393.34 and 35,555.52

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Solution

The fourth proportional to 57,726.84, 86,393.34 and 35,555.52 is: 53,211.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,726.84 : 86,393.34 = 35,555.52 : x
  2. Step 2: Convert to fraction form
    57,726.84/86,393.34 = 35,555.52/x
  3. Step 3: Cross multiply
    57,726.84x = 86,393.34 × 35,555.52
  4. Step 4: Simplify right side
    57,726.84x = 3,071,760,128.24
  5. Step 5: Solve for x
    x = 3,071,760,128.24/57,726.84
  6. Step 6: Final answer
    x = 53,211.99

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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.